40179680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13217}}^1$

素因数の和:13251

約数の個数: 48

約数和(自身を含む): 99928080

約数和(自身を除く): 59748400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 13217, 26434, 52868, 66085, 105736, 132170, 211472, 251123, 264340, 422944, 502246, 528680, 1004492, 1057360, 1255615, 2008984, 2114720, 2511230, 4017968, 5022460, 8035936, 10044920, 20089840, 40179680]

約数ペア:

[(1, 40179680), (2, 20089840), (4, 10044920), (5, 8035936), (8, 5022460), (10, 4017968), (16, 2511230), (19, 2114720), (20, 2008984), (32, 1255615), (38, 1057360), (40, 1004492), (76, 528680), (80, 502246), (95, 422944), (152, 264340), (160, 251123), (190, 211472), (304, 132170), (380, 105736), (608, 66085), (760, 52868), (1520, 26434), (3040, 13217)]