16463940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{829}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 46294080

約数和(自身を除く): 29830140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 829, 993, 1324, 1655, 1658, 1986, 2487, 3310, 3316, 3972, 4145, 4965, 4974, 6620, 8290, 9930, 9948, 12435, 16580, 19860, 24870, 49740, 274399, 548798, 823197, 1097596, 1371995, 1646394, 2743990, 3292788, 4115985, 5487980, 8231970, 16463940]

約数ペア:

[(1, 16463940), (2, 8231970), (3, 5487980), (4, 4115985), (5, 3292788), (6, 2743990), (10, 1646394), (12, 1371995), (15, 1097596), (20, 823197), (30, 548798), (60, 274399), (331, 49740), (662, 24870), (829, 19860), (993, 16580), (1324, 12435), (1655, 9948), (1658, 9930), (1986, 8290), (2487, 6620), (3310, 4974), (3316, 4965), (3972, 4145)]