2918157040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^2\times {\mathrm{9803}}^1$

素因数の和:9938

約数の個数: 60

約数和(自身を含む): 6898466952

約数和(自身を除く): 3980309912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3721, 4880, 7442, 9803, 14884, 18605, 19606, 29768, 37210, 39212, 49015, 59536, 74420, 78424, 98030, 148840, 156848, 196060, 297680, 392120, 597983, 784240, 1195966, 2391932, 2989915, 4783864, 5979830, 9567728, 11959660, 23919320, 36476963, 47838640, 72953926, 145907852, 182384815, 291815704, 364769630, 583631408, 729539260, 1459078520, 2918157040]

約数ペア:

[(1, 2918157040), (2, 1459078520), (4, 729539260), (5, 583631408), (8, 364769630), (10, 291815704), (16, 182384815), (20, 145907852), (40, 72953926), (61, 47838640), (80, 36476963), (122, 23919320), (244, 11959660), (305, 9567728), (488, 5979830), (610, 4783864), (976, 2989915), (1220, 2391932), (2440, 1195966), (3721, 784240), (4880, 597983), (7442, 392120), (9803, 297680), (14884, 196060), (18605, 156848), (19606, 148840), (29768, 98030), (37210, 78424), (39212, 74420), (49015, 59536)]