220170290140

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{619}}^1\times {\mathrm{41263}}^1$

素因数の和:42322

約数の個数: 48

約数和(自身を含む): 464190289920

約数和(自身を除く): 244019999780

約数列:

[1, 2, 4, 5, 10, 20, 431, 619, 862, 1238, 1724, 2155, 2476, 3095, 4310, 6190, 8620, 12380, 41263, 82526, 165052, 206315, 266789, 412630, 533578, 825260, 1067156, 1333945, 2667890, 5335780, 17784353, 25541797, 35568706, 51083594, 71137412, 88921765, 102167188, 127708985, 177843530, 255417970, 355687060, 510835940, 11008514507, 22017029014, 44034058028, 55042572535, 110085145070, 220170290140]

約数ペア:

[(1, 220170290140), (2, 110085145070), (4, 55042572535), (5, 44034058028), (10, 22017029014), (20, 11008514507), (431, 510835940), (619, 355687060), (862, 255417970), (1238, 177843530), (1724, 127708985), (2155, 102167188), (2476, 88921765), (3095, 71137412), (4310, 51083594), (6190, 35568706), (8620, 25541797), (12380, 17784353), (41263, 5335780), (82526, 2667890), (165052, 1333945), (206315, 1067156), (266789, 825260), (412630, 533578)]