20194445860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1049}}^1\times {\mathrm{1381}}^1$

素因数の和:2497

約数の個数: 96

約数和(自身を含む): 46075327200

約数和(自身を除く): 25880881340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1049, 1381, 1394, 2098, 2762, 2788, 3485, 4196, 5245, 5524, 6905, 6970, 10490, 13810, 13940, 17833, 20980, 23477, 27620, 35666, 43009, 46954, 56621, 71332, 86018, 89165, 93908, 113242, 117385, 172036, 178330, 215045, 226484, 234770, 283105, 356660, 430090, 469540, 566210, 731153, 860180, 962557, 1132420, 1448669, 1462306, 1925114, 2897338, 2924612, 3655765, 3850228, 4812785, 5794676, 7243345, 7311530, 9625570, 14486690, 14623060, 19251140, 24627373, 28973380, 49254746, 59395429, 98509492, 118790858, 123136865, 237581716, 246273730, 296977145, 492547460, 593954290, 1009722293, 1187908580, 2019444586, 4038889172, 5048611465, 10097222930, 20194445860]

約数ペア:

[(1, 20194445860), (2, 10097222930), (4, 5048611465), (5, 4038889172), (10, 2019444586), (17, 1187908580), (20, 1009722293), (34, 593954290), (41, 492547460), (68, 296977145), (82, 246273730), (85, 237581716), (164, 123136865), (170, 118790858), (205, 98509492), (340, 59395429), (410, 49254746), (697, 28973380), (820, 24627373), (1049, 19251140), (1381, 14623060), (1394, 14486690), (2098, 9625570), (2762, 7311530), (2788, 7243345), (3485, 5794676), (4196, 4812785), (5245, 3850228), (5524, 3655765), (6905, 2924612), (6970, 2897338), (10490, 1925114), (13810, 1462306), (13940, 1448669), (17833, 1132420), (20980, 962557), (23477, 860180), (27620, 731153), (35666, 566210), (43009, 469540), (46954, 430090), (56621, 356660), (71332, 283105), (86018, 234770), (89165, 226484), (93908, 215045), (113242, 178330), (117385, 172036)]