1657760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 4223016

約数和(自身を除く): 2565256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 797, 1040, 1594, 2080, 3188, 3985, 6376, 7970, 10361, 12752, 15940, 20722, 25504, 31880, 41444, 51805, 63760, 82888, 103610, 127520, 165776, 207220, 331552, 414440, 828880, 1657760]

約数ペア:

[(1, 1657760), (2, 828880), (4, 414440), (5, 331552), (8, 207220), (10, 165776), (13, 127520), (16, 103610), (20, 82888), (26, 63760), (32, 51805), (40, 41444), (52, 31880), (65, 25504), (80, 20722), (104, 15940), (130, 12752), (160, 10361), (208, 7970), (260, 6376), (416, 3985), (520, 3188), (797, 2080), (1040, 1594)]