40657240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1907}}^1$

素因数の和:1972

約数の個数: 64

約数和(自身を含む): 100971360

約数和(自身を除く): 60314120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 1907, 2132, 2665, 3814, 4264, 5330, 7628, 9535, 10660, 15256, 19070, 21320, 24791, 38140, 49582, 76280, 78187, 99164, 123955, 156374, 198328, 247910, 312748, 390935, 495820, 625496, 781870, 991640, 1016431, 1563740, 2032862, 3127480, 4065724, 5082155, 8131448, 10164310, 20328620, 40657240]

約数ペア:

[(1, 40657240), (2, 20328620), (4, 10164310), (5, 8131448), (8, 5082155), (10, 4065724), (13, 3127480), (20, 2032862), (26, 1563740), (40, 1016431), (41, 991640), (52, 781870), (65, 625496), (82, 495820), (104, 390935), (130, 312748), (164, 247910), (205, 198328), (260, 156374), (328, 123955), (410, 99164), (520, 78187), (533, 76280), (820, 49582), (1066, 38140), (1640, 24791), (1907, 21320), (2132, 19070), (2665, 15256), (3814, 10660), (4264, 9535), (5330, 7628)]