12021420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{200357}}^1$

素因数の和:200369

約数の個数: 24

約数和(自身を含む): 33660144

約数和(自身を除く): 21638724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 200357, 400714, 601071, 801428, 1001785, 1202142, 2003570, 2404284, 3005355, 4007140, 6010710, 12021420]

約数ペア:

[(1, 12021420), (2, 6010710), (3, 4007140), (4, 3005355), (5, 2404284), (6, 2003570), (10, 1202142), (12, 1001785), (15, 801428), (20, 601071), (30, 400714), (60, 200357)]