2783409160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9940747}}^1$

素因数の和:9940765

約数の個数: 32

約数和(自身を含む): 7157338560

約数和(自身を除く): 4373929400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9940747, 19881494, 39762988, 49703735, 69585229, 79525976, 99407470, 139170458, 198814940, 278340916, 347926145, 397629880, 556681832, 695852290, 1391704580, 2783409160]

約数ペア:

[(1, 2783409160), (2, 1391704580), (4, 695852290), (5, 556681832), (7, 397629880), (8, 347926145), (10, 278340916), (14, 198814940), (20, 139170458), (28, 99407470), (35, 79525976), (40, 69585229), (56, 49703735), (70, 39762988), (140, 19881494), (280, 9940747)]