39771160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 111585600

約数和(自身を除く): 71814440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 409, 440, 442, 520, 572, 680, 715, 748, 818, 884, 935, 1105, 1144, 1430, 1496, 1636, 1768, 1870, 2045, 2210, 2431, 2860, 3272, 3740, 4090, 4420, 4499, 4862, 5317, 5720, 6953, 7480, 8180, 8840, 8998, 9724, 10634, 12155, 13906, 16360, 17996, 19448, 21268, 22495, 24310, 26585, 27812, 34765, 35992, 42536, 44990, 48620, 53170, 55624, 58487, 69530, 76483, 89980, 90389, 97240, 106340, 116974, 139060, 152966, 179960, 180778, 212680, 233948, 278120, 292435, 305932, 361556, 382415, 451945, 467896, 584870, 611864, 723112, 764830, 903890, 994279, 1169740, 1529660, 1807780, 1988558, 2339480, 3059320, 3615560, 3977116, 4971395, 7954232, 9942790, 19885580, 39771160]

約数ペア:

[(1, 39771160), (2, 19885580), (4, 9942790), (5, 7954232), (8, 4971395), (10, 3977116), (11, 3615560), (13, 3059320), (17, 2339480), (20, 1988558), (22, 1807780), (26, 1529660), (34, 1169740), (40, 994279), (44, 903890), (52, 764830), (55, 723112), (65, 611864), (68, 584870), (85, 467896), (88, 451945), (104, 382415), (110, 361556), (130, 305932), (136, 292435), (143, 278120), (170, 233948), (187, 212680), (220, 180778), (221, 179960), (260, 152966), (286, 139060), (340, 116974), (374, 106340), (409, 97240), (440, 90389), (442, 89980), (520, 76483), (572, 69530), (680, 58487), (715, 55624), (748, 53170), (818, 48620), (884, 44990), (935, 42536), (1105, 35992), (1144, 34765), (1430, 27812), (1496, 26585), (1636, 24310), (1768, 22495), (1870, 21268), (2045, 19448), (2210, 17996), (2431, 16360), (2860, 13906), (3272, 12155), (3740, 10634), (4090, 9724), (4420, 8998), (4499, 8840), (4862, 8180), (5317, 7480), (5720, 6953)]