1217460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 3459456

約数和(自身を除く): 2241996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 197, 206, 309, 394, 412, 515, 591, 618, 788, 985, 1030, 1182, 1236, 1545, 1970, 2060, 2364, 2955, 3090, 3940, 5910, 6180, 11820, 20291, 40582, 60873, 81164, 101455, 121746, 202910, 243492, 304365, 405820, 608730, 1217460]

約数ペア:

[(1, 1217460), (2, 608730), (3, 405820), (4, 304365), (5, 243492), (6, 202910), (10, 121746), (12, 101455), (15, 81164), (20, 60873), (30, 40582), (60, 20291), (103, 11820), (197, 6180), (206, 5910), (309, 3940), (394, 3090), (412, 2955), (515, 2364), (591, 2060), (618, 1970), (788, 1545), (985, 1236), (1030, 1182)]