12289740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 34588512

約数和(自身を除く): 22298772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 797, 1028, 1285, 1542, 1594, 2391, 2570, 3084, 3188, 3855, 3985, 4782, 5140, 7710, 7970, 9564, 11955, 15420, 15940, 23910, 47820, 204829, 409658, 614487, 819316, 1024145, 1228974, 2048290, 2457948, 3072435, 4096580, 6144870, 12289740]

約数ペア:

[(1, 12289740), (2, 6144870), (3, 4096580), (4, 3072435), (5, 2457948), (6, 2048290), (10, 1228974), (12, 1024145), (15, 819316), (20, 614487), (30, 409658), (60, 204829), (257, 47820), (514, 23910), (771, 15940), (797, 15420), (1028, 11955), (1285, 9564), (1542, 7970), (1594, 7710), (2391, 5140), (2570, 4782), (3084, 3985), (3188, 3855)]