20382240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42463}}^1$

素因数の和:42481

約数の個数: 48

約数和(自身を含む): 64205568

約数和(自身を除く): 43823328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42463, 84926, 127389, 169852, 212315, 254778, 339704, 424630, 509556, 636945, 679408, 849260, 1019112, 1273890, 1358816, 1698520, 2038224, 2547780, 3397040, 4076448, 5095560, 6794080, 10191120, 20382240]

約数ペア:

[(1, 20382240), (2, 10191120), (3, 6794080), (4, 5095560), (5, 4076448), (6, 3397040), (8, 2547780), (10, 2038224), (12, 1698520), (15, 1358816), (16, 1273890), (20, 1019112), (24, 849260), (30, 679408), (32, 636945), (40, 509556), (48, 424630), (60, 339704), (80, 254778), (96, 212315), (120, 169852), (160, 127389), (240, 84926), (480, 42463)]