399421560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3328513}}^1$

素因数の和:3328527

約数の個数: 32

約数和(自身を含む): 1198265040

約数和(自身を除く): 798843480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3328513, 6657026, 9985539, 13314052, 16642565, 19971078, 26628104, 33285130, 39942156, 49927695, 66570260, 79884312, 99855390, 133140520, 199710780, 399421560]

約数ペア:

[(1, 399421560), (2, 199710780), (3, 133140520), (4, 99855390), (5, 79884312), (6, 66570260), (8, 49927695), (10, 39942156), (12, 33285130), (15, 26628104), (20, 19971078), (24, 16642565), (30, 13314052), (40, 9985539), (60, 6657026), (120, 3328513)]