2019155730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{7019}}^1$

素因数の和:7295

約数の個数: 64

約数和(自身を含む): 4981616640

約数和(自身を除く): 2962460910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 223, 258, 430, 446, 645, 669, 1115, 1290, 1338, 2230, 3345, 6690, 7019, 9589, 14038, 19178, 21057, 28767, 35095, 42114, 47945, 57534, 70190, 95890, 105285, 143835, 210570, 287670, 301817, 603634, 905451, 1509085, 1565237, 1810902, 3018170, 3130474, 4527255, 4695711, 7826185, 9054510, 9391422, 15652370, 23478555, 46957110, 67305191, 134610382, 201915573, 336525955, 403831146, 673051910, 1009577865, 2019155730]

約数ペア:

[(1, 2019155730), (2, 1009577865), (3, 673051910), (5, 403831146), (6, 336525955), (10, 201915573), (15, 134610382), (30, 67305191), (43, 46957110), (86, 23478555), (129, 15652370), (215, 9391422), (223, 9054510), (258, 7826185), (430, 4695711), (446, 4527255), (645, 3130474), (669, 3018170), (1115, 1810902), (1290, 1565237), (1338, 1509085), (2230, 905451), (3345, 603634), (6690, 301817), (7019, 287670), (9589, 210570), (14038, 143835), (19178, 105285), (21057, 95890), (28767, 70190), (35095, 57534), (42114, 47945)]