28527528040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2091461}}^1$

素因数の和:2091514

約数の個数: 64

約数和(自身を含む): 72280926720

約数和(自身を除く): 43753398680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 2091461, 4182922, 8365844, 10457305, 16731688, 20914610, 23006071, 41829220, 46012142, 64835291, 83658440, 92024284, 115030355, 129670582, 184048568, 230060710, 259341164, 324176455, 460121420, 518682328, 648352910, 713188201, 920242840, 1296705820, 1426376402, 2593411640, 2852752804, 3565941005, 5705505608, 7131882010, 14263764020, 28527528040]

約数ペア:

[(1, 28527528040), (2, 14263764020), (4, 7131882010), (5, 5705505608), (8, 3565941005), (10, 2852752804), (11, 2593411640), (20, 1426376402), (22, 1296705820), (31, 920242840), (40, 713188201), (44, 648352910), (55, 518682328), (62, 460121420), (88, 324176455), (110, 259341164), (124, 230060710), (155, 184048568), (220, 129670582), (248, 115030355), (310, 92024284), (341, 83658440), (440, 64835291), (620, 46012142), (682, 41829220), (1240, 23006071), (1364, 20914610), (1705, 16731688), (2728, 10457305), (3410, 8365844), (6820, 4182922), (13640, 2091461)]