20195304870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{16829}}^1$

素因数の和:17050

約数の個数: 128

約数和(自身を含む): 55576160640

約数和(自身を除く): 35380855770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 181, 195, 221, 255, 362, 390, 442, 510, 543, 663, 905, 1086, 1105, 1326, 1810, 2210, 2353, 2715, 3077, 3315, 4706, 5430, 6154, 6630, 7059, 9231, 11765, 14118, 15385, 16829, 18462, 23530, 30770, 33658, 35295, 40001, 46155, 50487, 70590, 80002, 84145, 92310, 100974, 120003, 168290, 200005, 218777, 240006, 252435, 286093, 400010, 437554, 504870, 572186, 600015, 656331, 858279, 1093885, 1200030, 1312662, 1430465, 1716558, 2187770, 2860930, 3046049, 3281655, 3719209, 4291395, 6092098, 6563310, 7438418, 8582790, 9138147, 11157627, 15230245, 18276294, 18596045, 22315254, 30460490, 37192090, 39598637, 45690735, 51782833, 55788135, 79197274, 91381470, 103565666, 111576270, 118795911, 155348499, 197993185, 237591822, 258914165, 310696998, 395986370, 517828330, 593979555, 673176829, 776742495, 1187959110, 1346353658, 1553484990, 2019530487, 3365884145, 4039060974, 6731768290, 10097652435, 20195304870]

約数ペア:

[(1, 20195304870), (2, 10097652435), (3, 6731768290), (5, 4039060974), (6, 3365884145), (10, 2019530487), (13, 1553484990), (15, 1346353658), (17, 1187959110), (26, 776742495), (30, 673176829), (34, 593979555), (39, 517828330), (51, 395986370), (65, 310696998), (78, 258914165), (85, 237591822), (102, 197993185), (130, 155348499), (170, 118795911), (181, 111576270), (195, 103565666), (221, 91381470), (255, 79197274), (362, 55788135), (390, 51782833), (442, 45690735), (510, 39598637), (543, 37192090), (663, 30460490), (905, 22315254), (1086, 18596045), (1105, 18276294), (1326, 15230245), (1810, 11157627), (2210, 9138147), (2353, 8582790), (2715, 7438418), (3077, 6563310), (3315, 6092098), (4706, 4291395), (5430, 3719209), (6154, 3281655), (6630, 3046049), (7059, 2860930), (9231, 2187770), (11765, 1716558), (14118, 1430465), (15385, 1312662), (16829, 1200030), (18462, 1093885), (23530, 858279), (30770, 656331), (33658, 600015), (35295, 572186), (40001, 504870), (46155, 437554), (50487, 400010), (70590, 286093), (80002, 252435), (84145, 240006), (92310, 218777), (100974, 200005), (120003, 168290)]