1390757630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{827}}^1$

素因数の和:1073

約数の個数: 64

約数和(自身を含む): 2704181760

約数和(自身を除く): 1313424130

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 167, 190, 265, 334, 530, 827, 835, 1007, 1654, 1670, 2014, 3173, 4135, 5035, 6346, 8270, 8851, 10070, 15713, 15865, 17702, 31426, 31730, 43831, 44255, 78565, 87662, 88510, 138109, 157130, 168169, 219155, 276218, 336338, 438310, 690545, 832789, 840845, 1381090, 1665578, 1681690, 2624071, 4163945, 5248142, 7319777, 8327890, 13120355, 14639554, 26240710, 36598885, 73197770, 139075763, 278151526, 695378815, 1390757630]

約数ペア:

[(1, 1390757630), (2, 695378815), (5, 278151526), (10, 139075763), (19, 73197770), (38, 36598885), (53, 26240710), (95, 14639554), (106, 13120355), (167, 8327890), (190, 7319777), (265, 5248142), (334, 4163945), (530, 2624071), (827, 1681690), (835, 1665578), (1007, 1381090), (1654, 840845), (1670, 832789), (2014, 690545), (3173, 438310), (4135, 336338), (5035, 276218), (6346, 219155), (8270, 168169), (8851, 157130), (10070, 138109), (15713, 88510), (15865, 87662), (17702, 78565), (31426, 44255), (31730, 43831)]