146484940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2131}}^1$

素因数の和:2638

約数の個数: 48

約数和(自身を含む): 352445184

約数和(自身を除く): 205960244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2131, 2455, 3437, 4262, 4910, 6874, 8524, 9820, 10655, 13748, 14917, 17185, 21310, 29834, 34370, 42620, 59668, 68740, 74585, 149170, 298340, 1046321, 2092642, 4185284, 5231605, 7324247, 10463210, 14648494, 20926420, 29296988, 36621235, 73242470, 146484940]

約数ペア:

[(1, 146484940), (2, 73242470), (4, 36621235), (5, 29296988), (7, 20926420), (10, 14648494), (14, 10463210), (20, 7324247), (28, 5231605), (35, 4185284), (70, 2092642), (140, 1046321), (491, 298340), (982, 149170), (1964, 74585), (2131, 68740), (2455, 59668), (3437, 42620), (4262, 34370), (4910, 29834), (6874, 21310), (8524, 17185), (9820, 14917), (10655, 13748)]