20343841760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{372871}}^1$

素因数の和:372928

約数の個数: 96

約数和(自身を含む): 54123116544

約数和(自身を除く): 33779274784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1705, 1760, 2480, 2728, 3410, 4960, 5456, 6820, 10912, 13640, 27280, 54560, 372871, 745742, 1491484, 1864355, 2982968, 3728710, 4101581, 5965936, 7457420, 8203162, 11559001, 11931872, 14914840, 16406324, 20507905, 23118002, 29829680, 32812648, 41015810, 46236004, 57795005, 59659360, 65625296, 82031620, 92472008, 115590010, 127149011, 131250592, 164063240, 184944016, 231180020, 254298022, 328126480, 369888032, 462360040, 508596044, 635745055, 656252960, 924720080, 1017192088, 1271490110, 1849440160, 2034384176, 2542980220, 4068768352, 5085960440, 10171920880, 20343841760]

約数ペア:

[(1, 20343841760), (2, 10171920880), (4, 5085960440), (5, 4068768352), (8, 2542980220), (10, 2034384176), (11, 1849440160), (16, 1271490110), (20, 1017192088), (22, 924720080), (31, 656252960), (32, 635745055), (40, 508596044), (44, 462360040), (55, 369888032), (62, 328126480), (80, 254298022), (88, 231180020), (110, 184944016), (124, 164063240), (155, 131250592), (160, 127149011), (176, 115590010), (220, 92472008), (248, 82031620), (310, 65625296), (341, 59659360), (352, 57795005), (440, 46236004), (496, 41015810), (620, 32812648), (682, 29829680), (880, 23118002), (992, 20507905), (1240, 16406324), (1364, 14914840), (1705, 11931872), (1760, 11559001), (2480, 8203162), (2728, 7457420), (3410, 5965936), (4960, 4101581), (5456, 3728710), (6820, 2982968), (10912, 1864355), (13640, 1491484), (27280, 745742), (54560, 372871)]