179407060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18049}}^1$

素因数の和:18136

約数の個数: 48

約数和(自身を含む): 436665600

約数和(自身を除く): 257258540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 18049, 36098, 72196, 90245, 126343, 180490, 252686, 360980, 505372, 631715, 1263430, 1281479, 2526860, 2562958, 5125916, 6407395, 8970353, 12814790, 17940706, 25629580, 35881412, 44851765, 89703530, 179407060]

約数ペア:

[(1, 179407060), (2, 89703530), (4, 44851765), (5, 35881412), (7, 25629580), (10, 17940706), (14, 12814790), (20, 8970353), (28, 6407395), (35, 5125916), (70, 2562958), (71, 2526860), (140, 1281479), (142, 1263430), (284, 631715), (355, 505372), (497, 360980), (710, 252686), (994, 180490), (1420, 126343), (1988, 90245), (2485, 72196), (4970, 36098), (9940, 18049)]