18232760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5009}}^1$

素因数の和:5040

約数の個数: 64

約数和(自身を含む): 50500800

約数和(自身を除く): 32268040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 5009, 10018, 20036, 25045, 35063, 40072, 50090, 65117, 70126, 100180, 130234, 140252, 175315, 200360, 260468, 280504, 325585, 350630, 455819, 520936, 651170, 701260, 911638, 1302340, 1402520, 1823276, 2279095, 2604680, 3646552, 4558190, 9116380, 18232760]

約数ペア:

[(1, 18232760), (2, 9116380), (4, 4558190), (5, 3646552), (7, 2604680), (8, 2279095), (10, 1823276), (13, 1402520), (14, 1302340), (20, 911638), (26, 701260), (28, 651170), (35, 520936), (40, 455819), (52, 350630), (56, 325585), (65, 280504), (70, 260468), (91, 200360), (104, 175315), (130, 140252), (140, 130234), (182, 100180), (260, 70126), (280, 65117), (364, 50090), (455, 40072), (520, 35063), (728, 25045), (910, 20036), (1820, 10018), (3640, 5009)]