42306940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 102735360

約数和(自身を除く): 60428420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 116, 124, 130, 145, 155, 181, 260, 290, 310, 362, 377, 403, 580, 620, 724, 754, 806, 899, 905, 1508, 1612, 1798, 1810, 1885, 2015, 2353, 3596, 3620, 3770, 4030, 4495, 4706, 5249, 5611, 7540, 8060, 8990, 9412, 10498, 11222, 11687, 11765, 17980, 20996, 22444, 23374, 23530, 26245, 28055, 46748, 47060, 52490, 56110, 58435, 68237, 72943, 104980, 112220, 116870, 136474, 145886, 162719, 233740, 272948, 291772, 325438, 341185, 364715, 650876, 682370, 729430, 813595, 1364740, 1458860, 1627190, 2115347, 3254380, 4230694, 8461388, 10576735, 21153470, 42306940]

約数ペア:

[(1, 42306940), (2, 21153470), (4, 10576735), (5, 8461388), (10, 4230694), (13, 3254380), (20, 2115347), (26, 1627190), (29, 1458860), (31, 1364740), (52, 813595), (58, 729430), (62, 682370), (65, 650876), (116, 364715), (124, 341185), (130, 325438), (145, 291772), (155, 272948), (181, 233740), (260, 162719), (290, 145886), (310, 136474), (362, 116870), (377, 112220), (403, 104980), (580, 72943), (620, 68237), (724, 58435), (754, 56110), (806, 52490), (899, 47060), (905, 46748), (1508, 28055), (1612, 26245), (1798, 23530), (1810, 23374), (1885, 22444), (2015, 20996), (2353, 17980), (3596, 11765), (3620, 11687), (3770, 11222), (4030, 10498), (4495, 9412), (4706, 8990), (5249, 8060), (5611, 7540)]