174583220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20443}}^1$

素因数の和:20520

約数の個数: 48

約数和(自身を含む): 425889408

約数和(自身を除く): 251306188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 20443, 40886, 81772, 102215, 143101, 204430, 286202, 408860, 572404, 715505, 1247023, 1431010, 2494046, 2862020, 4988092, 6235115, 8729161, 12470230, 17458322, 24940460, 34916644, 43645805, 87291610, 174583220]

約数ペア:

[(1, 174583220), (2, 87291610), (4, 43645805), (5, 34916644), (7, 24940460), (10, 17458322), (14, 12470230), (20, 8729161), (28, 6235115), (35, 4988092), (61, 2862020), (70, 2494046), (122, 1431010), (140, 1247023), (244, 715505), (305, 572404), (427, 408860), (610, 286202), (854, 204430), (1220, 143101), (1708, 102215), (2135, 81772), (4270, 40886), (8540, 20443)]