2167840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{797}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 5429592

約数和(自身を除く): 3261752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 797, 1360, 1594, 2720, 3188, 3985, 6376, 7970, 12752, 13549, 15940, 25504, 27098, 31880, 54196, 63760, 67745, 108392, 127520, 135490, 216784, 270980, 433568, 541960, 1083920, 2167840]

約数ペア:

[(1, 2167840), (2, 1083920), (4, 541960), (5, 433568), (8, 270980), (10, 216784), (16, 135490), (17, 127520), (20, 108392), (32, 67745), (34, 63760), (40, 54196), (68, 31880), (80, 27098), (85, 25504), (136, 15940), (160, 13549), (170, 12752), (272, 7970), (340, 6376), (544, 3985), (680, 3188), (797, 2720), (1360, 1594)]