1212303740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{16703}}^1$

素因数の和:16922

約数の個数: 48

約数和(自身を含む): 2694021120

約数和(自身を除く): 1481717380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 955, 1910, 3629, 3820, 7258, 14516, 16703, 18145, 33406, 36290, 66812, 72580, 83515, 167030, 317357, 334060, 634714, 1269428, 1586785, 3173570, 3190273, 6347140, 6380546, 12761092, 15951365, 31902730, 60615187, 63805460, 121230374, 242460748, 303075935, 606151870, 1212303740]

約数ペア:

[(1, 1212303740), (2, 606151870), (4, 303075935), (5, 242460748), (10, 121230374), (19, 63805460), (20, 60615187), (38, 31902730), (76, 15951365), (95, 12761092), (190, 6380546), (191, 6347140), (380, 3190273), (382, 3173570), (764, 1586785), (955, 1269428), (1910, 634714), (3629, 334060), (3820, 317357), (7258, 167030), (14516, 83515), (16703, 72580), (18145, 66812), (33406, 36290)]