841960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 2257920

約数和(自身を除く): 1415960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 97, 124, 140, 155, 194, 217, 248, 280, 310, 388, 434, 485, 620, 679, 776, 868, 970, 1085, 1240, 1358, 1736, 1940, 2170, 2716, 3007, 3395, 3880, 4340, 5432, 6014, 6790, 8680, 12028, 13580, 15035, 21049, 24056, 27160, 30070, 42098, 60140, 84196, 105245, 120280, 168392, 210490, 420980, 841960]

約数ペア:

[(1, 841960), (2, 420980), (4, 210490), (5, 168392), (7, 120280), (8, 105245), (10, 84196), (14, 60140), (20, 42098), (28, 30070), (31, 27160), (35, 24056), (40, 21049), (56, 15035), (62, 13580), (70, 12028), (97, 8680), (124, 6790), (140, 6014), (155, 5432), (194, 4340), (217, 3880), (248, 3395), (280, 3007), (310, 2716), (388, 2170), (434, 1940), (485, 1736), (620, 1358), (679, 1240), (776, 1085), (868, 970)]