20703750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{5521}}^1$

素因数の和:5546

約数の個数: 40

約数和(自身を含む): 51752184

約数和(自身を除く): 31048434

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 5521, 11042, 16563, 27605, 33126, 55210, 82815, 138025, 165630, 276050, 414075, 690125, 828150, 1380250, 2070375, 3450625, 4140750, 6901250, 10351875, 20703750]

約数ペア:

[(1, 20703750), (2, 10351875), (3, 6901250), (5, 4140750), (6, 3450625), (10, 2070375), (15, 1380250), (25, 828150), (30, 690125), (50, 414075), (75, 276050), (125, 165630), (150, 138025), (250, 82815), (375, 55210), (625, 33126), (750, 27605), (1250, 16563), (1875, 11042), (3750, 5521)]