9470890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 20684160

約数和(自身を除く): 11213270

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 179, 185, 286, 358, 370, 407, 481, 715, 814, 895, 962, 1430, 1790, 1969, 2035, 2327, 2405, 3938, 4070, 4654, 4810, 5291, 6623, 9845, 10582, 11635, 13246, 19690, 23270, 25597, 26455, 33115, 51194, 52910, 66230, 72853, 86099, 127985, 145706, 172198, 255970, 364265, 430495, 728530, 860990, 947089, 1894178, 4735445, 9470890]

約数ペア:

[(1, 9470890), (2, 4735445), (5, 1894178), (10, 947089), (11, 860990), (13, 728530), (22, 430495), (26, 364265), (37, 255970), (55, 172198), (65, 145706), (74, 127985), (110, 86099), (130, 72853), (143, 66230), (179, 52910), (185, 51194), (286, 33115), (358, 26455), (370, 25597), (407, 23270), (481, 19690), (715, 13246), (814, 11635), (895, 10582), (962, 9845), (1430, 6623), (1790, 5291), (1969, 4810), (2035, 4654), (2327, 4070), (2405, 3938)]