20185740700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^2\times {\mathrm{163}}^1\times {\mathrm{2341}}^1$

素因数の和:2564

約数の個数: 108

約数和(自身を含む): 46090944088

約数和(自身を除く): 25905203388

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 163, 230, 326, 460, 529, 575, 652, 815, 1058, 1150, 1630, 2116, 2300, 2341, 2645, 3260, 3749, 4075, 4682, 5290, 7498, 8150, 9364, 10580, 11705, 13225, 14996, 16300, 18745, 23410, 26450, 37490, 46820, 52900, 53843, 58525, 74980, 86227, 93725, 107686, 117050, 172454, 187450, 215372, 234100, 269215, 344908, 374900, 381583, 431135, 538430, 763166, 862270, 1076860, 1238389, 1346075, 1526332, 1724540, 1907915, 2155675, 2476778, 2692150, 3815830, 4311350, 4953556, 5384300, 6191945, 7631660, 8622700, 8776409, 9539575, 12383890, 17552818, 19079150, 24767780, 30959725, 35105636, 38158300, 43882045, 61919450, 87764090, 123838900, 175528180, 201857407, 219410225, 403714814, 438820450, 807429628, 877640900, 1009287035, 2018574070, 4037148140, 5046435175, 10092870350, 20185740700]

約数ペア:

[(1, 20185740700), (2, 10092870350), (4, 5046435175), (5, 4037148140), (10, 2018574070), (20, 1009287035), (23, 877640900), (25, 807429628), (46, 438820450), (50, 403714814), (92, 219410225), (100, 201857407), (115, 175528180), (163, 123838900), (230, 87764090), (326, 61919450), (460, 43882045), (529, 38158300), (575, 35105636), (652, 30959725), (815, 24767780), (1058, 19079150), (1150, 17552818), (1630, 12383890), (2116, 9539575), (2300, 8776409), (2341, 8622700), (2645, 7631660), (3260, 6191945), (3749, 5384300), (4075, 4953556), (4682, 4311350), (5290, 3815830), (7498, 2692150), (8150, 2476778), (9364, 2155675), (10580, 1907915), (11705, 1724540), (13225, 1526332), (14996, 1346075), (16300, 1238389), (18745, 1076860), (23410, 862270), (26450, 763166), (37490, 538430), (46820, 431135), (52900, 381583), (53843, 374900), (58525, 344908), (74980, 269215), (86227, 234100), (93725, 215372), (107686, 187450), (117050, 172454)]