29689940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6841}}^1$

素因数の和:6888

約数の個数: 48

約数和(自身を含む): 73565184

約数和(自身を除く): 43875244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6841, 13682, 27364, 34205, 47887, 68410, 95774, 136820, 191548, 212071, 239435, 424142, 478870, 848284, 957740, 1060355, 1484497, 2120710, 2968994, 4241420, 5937988, 7422485, 14844970, 29689940]

約数ペア:

[(1, 29689940), (2, 14844970), (4, 7422485), (5, 5937988), (7, 4241420), (10, 2968994), (14, 2120710), (20, 1484497), (28, 1060355), (31, 957740), (35, 848284), (62, 478870), (70, 424142), (124, 239435), (140, 212071), (155, 191548), (217, 136820), (310, 95774), (434, 68410), (620, 47887), (868, 34205), (1085, 27364), (2170, 13682), (4340, 6841)]