28654470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1334

約数の個数: 96

約数和(自身を含む): 84520800

約数和(自身を除く): 55866330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 855, 1170, 1235, 1289, 1482, 1710, 2223, 2470, 2578, 3705, 3867, 4446, 6445, 7410, 7734, 11115, 11601, 12890, 16757, 19335, 22230, 23202, 24491, 33514, 38670, 48982, 50271, 58005, 73473, 83785, 100542, 116010, 122455, 146946, 150813, 167570, 220419, 244910, 251355, 301626, 318383, 367365, 440838, 502710, 636766, 734730, 754065, 955149, 1102095, 1508130, 1591915, 1910298, 2204190, 2865447, 3183830, 4775745, 5730894, 9551490, 14327235, 28654470]

約数ペア:

[(1, 28654470), (2, 14327235), (3, 9551490), (5, 5730894), (6, 4775745), (9, 3183830), (10, 2865447), (13, 2204190), (15, 1910298), (18, 1591915), (19, 1508130), (26, 1102095), (30, 955149), (38, 754065), (39, 734730), (45, 636766), (57, 502710), (65, 440838), (78, 367365), (90, 318383), (95, 301626), (114, 251355), (117, 244910), (130, 220419), (171, 167570), (190, 150813), (195, 146946), (234, 122455), (247, 116010), (285, 100542), (342, 83785), (390, 73473), (494, 58005), (570, 50271), (585, 48982), (741, 38670), (855, 33514), (1170, 24491), (1235, 23202), (1289, 22230), (1482, 19335), (1710, 16757), (2223, 12890), (2470, 11601), (2578, 11115), (3705, 7734), (3867, 7410), (4446, 6445)]