39747760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38219}}^1$

素因数の和:38245

約数の個数: 40

約数和(自身を含む): 99524880

約数和(自身を除く): 59777120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38219, 76438, 152876, 191095, 305752, 382190, 496847, 611504, 764380, 993694, 1528760, 1987388, 2484235, 3057520, 3974776, 4968470, 7949552, 9936940, 19873880, 39747760]

約数ペア:

[(1, 39747760), (2, 19873880), (4, 9936940), (5, 7949552), (8, 4968470), (10, 3974776), (13, 3057520), (16, 2484235), (20, 1987388), (26, 1528760), (40, 993694), (52, 764380), (65, 611504), (80, 496847), (104, 382190), (130, 305752), (208, 191095), (260, 152876), (520, 76438), (1040, 38219)]