438505540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:733

約数の個数: 96

約数和(自身を含む): 1047997440

約数和(自身を除く): 609491900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 113, 124, 155, 220, 226, 310, 341, 452, 565, 569, 620, 682, 1130, 1138, 1243, 1364, 1705, 2260, 2276, 2486, 2845, 3410, 3503, 4972, 5690, 6215, 6259, 6820, 7006, 11380, 12430, 12518, 14012, 17515, 17639, 24860, 25036, 31295, 35030, 35278, 38533, 62590, 64297, 70060, 70556, 77066, 88195, 125180, 128594, 154132, 176390, 192665, 194029, 257188, 321485, 352780, 385330, 388058, 642970, 707267, 770660, 776116, 970145, 1285940, 1414534, 1940290, 1993207, 2829068, 3536335, 3880580, 3986414, 7072670, 7972828, 9966035, 14145340, 19932070, 21925277, 39864140, 43850554, 87701108, 109626385, 219252770, 438505540]

約数ペア:

[(1, 438505540), (2, 219252770), (4, 109626385), (5, 87701108), (10, 43850554), (11, 39864140), (20, 21925277), (22, 19932070), (31, 14145340), (44, 9966035), (55, 7972828), (62, 7072670), (110, 3986414), (113, 3880580), (124, 3536335), (155, 2829068), (220, 1993207), (226, 1940290), (310, 1414534), (341, 1285940), (452, 970145), (565, 776116), (569, 770660), (620, 707267), (682, 642970), (1130, 388058), (1138, 385330), (1243, 352780), (1364, 321485), (1705, 257188), (2260, 194029), (2276, 192665), (2486, 176390), (2845, 154132), (3410, 128594), (3503, 125180), (4972, 88195), (5690, 77066), (6215, 70556), (6259, 70060), (6820, 64297), (7006, 62590), (11380, 38533), (12430, 35278), (12518, 35030), (14012, 31295), (17515, 25036), (17639, 24860)]