22781330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 26207470

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 110, 130, 143, 178, 179, 286, 358, 445, 715, 890, 895, 979, 1157, 1430, 1790, 1958, 1969, 2314, 2327, 3938, 4654, 4895, 5785, 9790, 9845, 11570, 11635, 12727, 15931, 19690, 23270, 25454, 25597, 31862, 51194, 63635, 79655, 127270, 127985, 159310, 175241, 207103, 255970, 350482, 414206, 876205, 1035515, 1752410, 2071030, 2278133, 4556266, 11390665, 22781330]

約数ペア:

[(1, 22781330), (2, 11390665), (5, 4556266), (10, 2278133), (11, 2071030), (13, 1752410), (22, 1035515), (26, 876205), (55, 414206), (65, 350482), (89, 255970), (110, 207103), (130, 175241), (143, 159310), (178, 127985), (179, 127270), (286, 79655), (358, 63635), (445, 51194), (715, 31862), (890, 25597), (895, 25454), (979, 23270), (1157, 19690), (1430, 15931), (1790, 12727), (1958, 11635), (1969, 11570), (2314, 9845), (2327, 9790), (3938, 5785), (4654, 4895)]