16642020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4547}}^1$

素因数の和:4620

約数の個数: 48

約数和(自身を含む): 47371968

約数和(自身を除く): 30729948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4547, 9094, 13641, 18188, 22735, 27282, 45470, 54564, 68205, 90940, 136410, 272820, 277367, 554734, 832101, 1109468, 1386835, 1664202, 2773670, 3328404, 4160505, 5547340, 8321010, 16642020]

約数ペア:

[(1, 16642020), (2, 8321010), (3, 5547340), (4, 4160505), (5, 3328404), (6, 2773670), (10, 1664202), (12, 1386835), (15, 1109468), (20, 832101), (30, 554734), (60, 277367), (61, 272820), (122, 136410), (183, 90940), (244, 68205), (305, 54564), (366, 45470), (610, 27282), (732, 22735), (915, 18188), (1220, 13641), (1830, 9094), (3660, 4547)]