40423840

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{797}}^1$

素因数の和:1129

約数の個数: 48

約数和(自身を含む): 95922792

約数和(自身を除く): 55498952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 797, 1268, 1585, 1594, 2536, 3170, 3188, 3985, 5072, 6340, 6376, 7970, 10144, 12680, 12752, 15940, 25360, 25504, 31880, 50720, 63760, 127520, 252649, 505298, 1010596, 1263245, 2021192, 2526490, 4042384, 5052980, 8084768, 10105960, 20211920, 40423840]

約数ペア:

[(1, 40423840), (2, 20211920), (4, 10105960), (5, 8084768), (8, 5052980), (10, 4042384), (16, 2526490), (20, 2021192), (32, 1263245), (40, 1010596), (80, 505298), (160, 252649), (317, 127520), (634, 63760), (797, 50720), (1268, 31880), (1585, 25504), (1594, 25360), (2536, 15940), (3170, 12752), (3188, 12680), (3985, 10144), (5072, 7970), (6340, 6376)]