20249639080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{6619}}^1$

素因数の和:7067

約数の個数: 128

約数和(自身を含む): 52764048000

約数和(自身を除く): 32514408920

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 409, 440, 680, 748, 818, 935, 1496, 1636, 1870, 2045, 3272, 3740, 4090, 4499, 6619, 6953, 7480, 8180, 8998, 13238, 13906, 16360, 17996, 22495, 26476, 27812, 33095, 34765, 35992, 44990, 52952, 55624, 66190, 69530, 72809, 76483, 89980, 112523, 132380, 139060, 145618, 152966, 179960, 225046, 264760, 278120, 291236, 305932, 364045, 382415, 450092, 562615, 582472, 611864, 728090, 764830, 900184, 1125230, 1237753, 1456180, 1529660, 2250460, 2475506, 2707171, 2912360, 3059320, 4500920, 4951012, 5414342, 6188765, 9902024, 10828684, 12377530, 13535855, 21657368, 24755060, 27071710, 29778881, 46021907, 49510120, 54143420, 59557762, 92043814, 108286840, 119115524, 148894405, 184087628, 230109535, 238231048, 297788810, 368175256, 460219070, 506240977, 595577620, 920438140, 1012481954, 1191155240, 1840876280, 2024963908, 2531204885, 4049927816, 5062409770, 10124819540, 20249639080]

約数ペア:

[(1, 20249639080), (2, 10124819540), (4, 5062409770), (5, 4049927816), (8, 2531204885), (10, 2024963908), (11, 1840876280), (17, 1191155240), (20, 1012481954), (22, 920438140), (34, 595577620), (40, 506240977), (44, 460219070), (55, 368175256), (68, 297788810), (85, 238231048), (88, 230109535), (110, 184087628), (136, 148894405), (170, 119115524), (187, 108286840), (220, 92043814), (340, 59557762), (374, 54143420), (409, 49510120), (440, 46021907), (680, 29778881), (748, 27071710), (818, 24755060), (935, 21657368), (1496, 13535855), (1636, 12377530), (1870, 10828684), (2045, 9902024), (3272, 6188765), (3740, 5414342), (4090, 4951012), (4499, 4500920), (6619, 3059320), (6953, 2912360), (7480, 2707171), (8180, 2475506), (8998, 2250460), (13238, 1529660), (13906, 1456180), (16360, 1237753), (17996, 1125230), (22495, 900184), (26476, 764830), (27812, 728090), (33095, 611864), (34765, 582472), (35992, 562615), (44990, 450092), (52952, 382415), (55624, 364045), (66190, 305932), (69530, 291236), (72809, 278120), (76483, 264760), (89980, 225046), (112523, 179960), (132380, 152966), (139060, 145618)]