29129840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21419}}^1$

素因数の和:21449

約数の個数: 40

約数和(自身を含む): 71714160

約数和(自身を除く): 42584320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21419, 42838, 85676, 107095, 171352, 214190, 342704, 364123, 428380, 728246, 856760, 1456492, 1713520, 1820615, 2912984, 3641230, 5825968, 7282460, 14564920, 29129840]

約数ペア:

[(1, 29129840), (2, 14564920), (4, 7282460), (5, 5825968), (8, 3641230), (10, 2912984), (16, 1820615), (17, 1713520), (20, 1456492), (34, 856760), (40, 728246), (68, 428380), (80, 364123), (85, 342704), (136, 214190), (170, 171352), (272, 107095), (340, 85676), (680, 42838), (1360, 21419)]