222019940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{20147}}^1$

素因数の和:20204

約数の個数: 48

約数和(自身を含む): 507729600

約数和(自身を除く): 285709660

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 20147, 40294, 80588, 100735, 201470, 382793, 402940, 584263, 765586, 1168526, 1531172, 1913965, 2337052, 2921315, 3827930, 5842630, 7655860, 11100997, 11685260, 22201994, 44403988, 55504985, 111009970, 222019940]

約数ペア:

[(1, 222019940), (2, 111009970), (4, 55504985), (5, 44403988), (10, 22201994), (19, 11685260), (20, 11100997), (29, 7655860), (38, 5842630), (58, 3827930), (76, 2921315), (95, 2337052), (116, 1913965), (145, 1531172), (190, 1168526), (290, 765586), (380, 584263), (551, 402940), (580, 382793), (1102, 201470), (2204, 100735), (2755, 80588), (5510, 40294), (11020, 20147)]