20170770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 53512704

約数和(自身を除く): 33341934

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 41, 46, 62, 69, 82, 93, 115, 123, 138, 155, 186, 205, 230, 246, 310, 345, 410, 465, 529, 615, 690, 713, 930, 943, 1058, 1230, 1271, 1426, 1587, 1886, 2139, 2542, 2645, 2829, 3174, 3565, 3813, 4278, 4715, 5290, 5658, 6355, 7130, 7626, 7935, 9430, 10695, 12710, 14145, 15870, 16399, 19065, 21390, 21689, 28290, 29233, 32798, 38130, 43378, 49197, 58466, 65067, 81995, 87699, 98394, 108445, 130134, 146165, 163990, 175398, 216890, 245985, 292330, 325335, 438495, 491970, 650670, 672359, 876990, 1344718, 2017077, 3361795, 4034154, 6723590, 10085385, 20170770]

約数ペア:

[(1, 20170770), (2, 10085385), (3, 6723590), (5, 4034154), (6, 3361795), (10, 2017077), (15, 1344718), (23, 876990), (30, 672359), (31, 650670), (41, 491970), (46, 438495), (62, 325335), (69, 292330), (82, 245985), (93, 216890), (115, 175398), (123, 163990), (138, 146165), (155, 130134), (186, 108445), (205, 98394), (230, 87699), (246, 81995), (310, 65067), (345, 58466), (410, 49197), (465, 43378), (529, 38130), (615, 32798), (690, 29233), (713, 28290), (930, 21689), (943, 21390), (1058, 19065), (1230, 16399), (1271, 15870), (1426, 14145), (1587, 12710), (1886, 10695), (2139, 9430), (2542, 7935), (2645, 7626), (2829, 7130), (3174, 6355), (3565, 5658), (3813, 5290), (4278, 4715)]