9390340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 20623680

約数和(自身を除く): 11233340

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 179, 215, 244, 305, 358, 430, 610, 716, 860, 895, 1220, 1790, 2623, 3580, 5246, 7697, 10492, 10919, 13115, 15394, 21838, 26230, 30788, 38485, 43676, 52460, 54595, 76970, 109190, 153940, 218380, 469517, 939034, 1878068, 2347585, 4695170, 9390340]

約数ペア:

[(1, 9390340), (2, 4695170), (4, 2347585), (5, 1878068), (10, 939034), (20, 469517), (43, 218380), (61, 153940), (86, 109190), (122, 76970), (172, 54595), (179, 52460), (215, 43676), (244, 38485), (305, 30788), (358, 26230), (430, 21838), (610, 15394), (716, 13115), (860, 10919), (895, 10492), (1220, 7697), (1790, 5246), (2623, 3580)]