42408190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 88957440

約数和(自身を除く): 46549250

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 103, 110, 190, 197, 206, 209, 394, 418, 515, 985, 1030, 1045, 1133, 1957, 1970, 2090, 2167, 2266, 3743, 3914, 4334, 5665, 7486, 9785, 10835, 11330, 18715, 19570, 20291, 21527, 21670, 37430, 40582, 41173, 43054, 82346, 101455, 107635, 202910, 205865, 215270, 223201, 385529, 411730, 446402, 771058, 1116005, 1927645, 2232010, 3855290, 4240819, 8481638, 21204095, 42408190]

約数ペア:

[(1, 42408190), (2, 21204095), (5, 8481638), (10, 4240819), (11, 3855290), (19, 2232010), (22, 1927645), (38, 1116005), (55, 771058), (95, 446402), (103, 411730), (110, 385529), (190, 223201), (197, 215270), (206, 205865), (209, 202910), (394, 107635), (418, 101455), (515, 82346), (985, 43054), (1030, 41173), (1045, 40582), (1133, 37430), (1957, 21670), (1970, 21527), (2090, 20291), (2167, 19570), (2266, 18715), (3743, 11330), (3914, 10835), (4334, 9785), (5665, 7486)]