27765640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1942

約数の個数: 64

約数和(自身を含む): 72783360

約数和(自身を除く): 45017720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 1871, 2120, 2968, 3710, 3742, 7420, 7484, 9355, 13097, 14840, 14968, 18710, 26194, 37420, 52388, 65485, 74840, 99163, 104776, 130970, 198326, 261940, 396652, 495815, 523880, 694141, 793304, 991630, 1388282, 1983260, 2776564, 3470705, 3966520, 5553128, 6941410, 13882820, 27765640]

約数ペア:

[(1, 27765640), (2, 13882820), (4, 6941410), (5, 5553128), (7, 3966520), (8, 3470705), (10, 2776564), (14, 1983260), (20, 1388282), (28, 991630), (35, 793304), (40, 694141), (53, 523880), (56, 495815), (70, 396652), (106, 261940), (140, 198326), (212, 130970), (265, 104776), (280, 99163), (371, 74840), (424, 65485), (530, 52388), (742, 37420), (1060, 26194), (1484, 18710), (1855, 14968), (1871, 14840), (2120, 13097), (2968, 9355), (3710, 7484), (3742, 7420)]