20176860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1651

約数の個数: 96

約数和(自身を含む): 64915200

約数和(自身を除く): 44738340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 1609, 2090, 2508, 3135, 3218, 4180, 4827, 6270, 6436, 8045, 9654, 12540, 16090, 17699, 19308, 24135, 30571, 32180, 35398, 48270, 53097, 61142, 70796, 88495, 91713, 96540, 106194, 122284, 152855, 176990, 183426, 212388, 265485, 305710, 336281, 353980, 366852, 458565, 530970, 611420, 672562, 917130, 1008843, 1061940, 1345124, 1681405, 1834260, 2017686, 3362810, 4035372, 5044215, 6725620, 10088430, 20176860]

約数ペア:

[(1, 20176860), (2, 10088430), (3, 6725620), (4, 5044215), (5, 4035372), (6, 3362810), (10, 2017686), (11, 1834260), (12, 1681405), (15, 1345124), (19, 1061940), (20, 1008843), (22, 917130), (30, 672562), (33, 611420), (38, 530970), (44, 458565), (55, 366852), (57, 353980), (60, 336281), (66, 305710), (76, 265485), (95, 212388), (110, 183426), (114, 176990), (132, 152855), (165, 122284), (190, 106194), (209, 96540), (220, 91713), (228, 88495), (285, 70796), (330, 61142), (380, 53097), (418, 48270), (570, 35398), (627, 32180), (660, 30571), (836, 24135), (1045, 19308), (1140, 17699), (1254, 16090), (1609, 12540), (2090, 9654), (2508, 8045), (3135, 6436), (3218, 6270), (4180, 4827)]