20175950040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{127277}}^1$

素因数の和:128612

約数の個数: 64

約数和(自身を含む): 60574145760

約数和(自身を除く): 40398195720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1321, 2642, 3963, 5284, 6605, 7926, 10568, 13210, 15852, 19815, 26420, 31704, 39630, 52840, 79260, 127277, 158520, 254554, 381831, 509108, 636385, 763662, 1018216, 1272770, 1527324, 1909155, 2545540, 3054648, 3818310, 5091080, 7636620, 15273240, 168132917, 336265834, 504398751, 672531668, 840664585, 1008797502, 1345063336, 1681329170, 2017595004, 2521993755, 3362658340, 4035190008, 5043987510, 6725316680, 10087975020, 20175950040]

約数ペア:

[(1, 20175950040), (2, 10087975020), (3, 6725316680), (4, 5043987510), (5, 4035190008), (6, 3362658340), (8, 2521993755), (10, 2017595004), (12, 1681329170), (15, 1345063336), (20, 1008797502), (24, 840664585), (30, 672531668), (40, 504398751), (60, 336265834), (120, 168132917), (1321, 15273240), (2642, 7636620), (3963, 5091080), (5284, 3818310), (6605, 3054648), (7926, 2545540), (10568, 1909155), (13210, 1527324), (15852, 1272770), (19815, 1018216), (26420, 763662), (31704, 636385), (39630, 509108), (52840, 381831), (79260, 254554), (127277, 158520)]