2056565890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:1027

約数の個数: 64

約数和(自身を含む): 3988621440

約数和(自身を除く): 1932055550

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 331, 530, 617, 662, 1007, 1234, 1655, 2014, 3085, 3310, 5035, 6170, 6289, 10070, 11723, 12578, 17543, 23446, 31445, 32701, 35086, 58615, 62890, 65402, 87715, 117230, 163505, 175430, 204227, 327010, 333317, 408454, 621319, 666634, 1021135, 1242638, 1666585, 2042270, 3106595, 3333170, 3880313, 6213190, 7760626, 10824031, 19401565, 21648062, 38803130, 54120155, 108240310, 205656589, 411313178, 1028282945, 2056565890]

約数ペア:

[(1, 2056565890), (2, 1028282945), (5, 411313178), (10, 205656589), (19, 108240310), (38, 54120155), (53, 38803130), (95, 21648062), (106, 19401565), (190, 10824031), (265, 7760626), (331, 6213190), (530, 3880313), (617, 3333170), (662, 3106595), (1007, 2042270), (1234, 1666585), (1655, 1242638), (2014, 1021135), (3085, 666634), (3310, 621319), (5035, 408454), (6170, 333317), (6289, 327010), (10070, 204227), (11723, 175430), (12578, 163505), (17543, 117230), (23446, 87715), (31445, 65402), (32701, 62890), (35086, 58615)]