740676860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{480959}}^1$

素因数の和:480986

約数の個数: 48

約数和(自身を含む): 1939230720

約数和(自身を除く): 1198553860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 480959, 961918, 1923836, 2404795, 3366713, 4809590, 5290549, 6733426, 9619180, 10581098, 13466852, 16833565, 21162196, 26452745, 33667130, 37033843, 52905490, 67334260, 74067686, 105810980, 148135372, 185169215, 370338430, 740676860]

約数ペア:

[(1, 740676860), (2, 370338430), (4, 185169215), (5, 148135372), (7, 105810980), (10, 74067686), (11, 67334260), (14, 52905490), (20, 37033843), (22, 33667130), (28, 26452745), (35, 21162196), (44, 16833565), (55, 13466852), (70, 10581098), (77, 9619180), (110, 6733426), (140, 5290549), (154, 4809590), (220, 3366713), (308, 2404795), (385, 1923836), (770, 961918), (1540, 480959)]