40800390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2101

約数の個数: 64

約数和(自身を含む): 105753600

約数和(自身を除く): 64953210

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 1334, 2001, 2039, 3335, 4002, 4078, 6117, 6670, 10005, 10195, 12234, 20010, 20390, 30585, 46897, 59131, 61170, 93794, 118262, 140691, 177393, 234485, 281382, 295655, 354786, 468970, 591310, 703455, 886965, 1360013, 1406910, 1773930, 2720026, 4080039, 6800065, 8160078, 13600130, 20400195, 40800390]

約数ペア:

[(1, 40800390), (2, 20400195), (3, 13600130), (5, 8160078), (6, 6800065), (10, 4080039), (15, 2720026), (23, 1773930), (29, 1406910), (30, 1360013), (46, 886965), (58, 703455), (69, 591310), (87, 468970), (115, 354786), (138, 295655), (145, 281382), (174, 234485), (230, 177393), (290, 140691), (345, 118262), (435, 93794), (667, 61170), (690, 59131), (870, 46897), (1334, 30585), (2001, 20390), (2039, 20010), (3335, 12234), (4002, 10195), (4078, 10005), (6117, 6670)]