40987730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 88922880

約数和(自身を除く): 47935150

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 61, 70, 122, 145, 203, 290, 305, 331, 406, 427, 610, 662, 854, 1015, 1655, 1769, 2030, 2135, 2317, 3310, 3538, 4270, 4634, 8845, 9599, 11585, 12383, 17690, 19198, 20191, 23170, 24766, 40382, 47995, 61915, 67193, 95990, 100955, 123830, 134386, 141337, 201910, 282674, 335965, 585539, 671930, 706685, 1171078, 1413370, 2927695, 4098773, 5855390, 8197546, 20493865, 40987730]

約数ペア:

[(1, 40987730), (2, 20493865), (5, 8197546), (7, 5855390), (10, 4098773), (14, 2927695), (29, 1413370), (35, 1171078), (58, 706685), (61, 671930), (70, 585539), (122, 335965), (145, 282674), (203, 201910), (290, 141337), (305, 134386), (331, 123830), (406, 100955), (427, 95990), (610, 67193), (662, 61915), (854, 47995), (1015, 40382), (1655, 24766), (1769, 23170), (2030, 20191), (2135, 19198), (2317, 17690), (3310, 12383), (3538, 11585), (4270, 9599), (4634, 8845)]