26704020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 90091008

約数和(自身を除く): 63386988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 293, 294, 310, 372, 420, 434, 465, 490, 586, 588, 620, 651, 735, 868, 879, 930, 980, 1085, 1172, 1302, 1465, 1470, 1519, 1758, 1860, 2051, 2170, 2604, 2930, 2940, 3038, 3255, 3516, 4102, 4340, 4395, 4557, 5860, 6076, 6153, 6510, 7595, 8204, 8790, 9083, 9114, 10255, 12306, 13020, 14357, 15190, 17580, 18166, 18228, 20510, 22785, 24612, 27249, 28714, 30380, 30765, 36332, 41020, 43071, 45415, 45570, 54498, 57428, 61530, 63581, 71785, 86142, 90830, 91140, 108996, 123060, 127162, 136245, 143570, 172284, 181660, 190743, 215355, 254324, 272490, 287140, 317905, 381486, 430710, 445067, 544980, 635810, 762972, 861420, 890134, 953715, 1271620, 1335201, 1780268, 1907430, 2225335, 2670402, 3814860, 4450670, 5340804, 6676005, 8901340, 13352010, 26704020]

約数ペア:

[(1, 26704020), (2, 13352010), (3, 8901340), (4, 6676005), (5, 5340804), (6, 4450670), (7, 3814860), (10, 2670402), (12, 2225335), (14, 1907430), (15, 1780268), (20, 1335201), (21, 1271620), (28, 953715), (30, 890134), (31, 861420), (35, 762972), (42, 635810), (49, 544980), (60, 445067), (62, 430710), (70, 381486), (84, 317905), (93, 287140), (98, 272490), (105, 254324), (124, 215355), (140, 190743), (147, 181660), (155, 172284), (186, 143570), (196, 136245), (210, 127162), (217, 123060), (245, 108996), (293, 91140), (294, 90830), (310, 86142), (372, 71785), (420, 63581), (434, 61530), (465, 57428), (490, 54498), (586, 45570), (588, 45415), (620, 43071), (651, 41020), (735, 36332), (868, 30765), (879, 30380), (930, 28714), (980, 27249), (1085, 24612), (1172, 22785), (1302, 20510), (1465, 18228), (1470, 18166), (1519, 17580), (1758, 15190), (1860, 14357), (2051, 13020), (2170, 12306), (2604, 10255), (2930, 9114), (2940, 9083), (3038, 8790), (3255, 8204), (3516, 7595), (4102, 6510), (4340, 6153), (4395, 6076), (4557, 5860)]