518525620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{9043}}^1$

素因数の和:9160

約数の個数: 48

約数和(自身を含む): 1130427648

約数和(自身を除く): 611902028

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 235, 244, 305, 470, 610, 940, 1220, 2867, 5734, 9043, 11468, 14335, 18086, 28670, 36172, 45215, 57340, 90430, 180860, 425021, 551623, 850042, 1103246, 1700084, 2125105, 2206492, 2758115, 4250210, 5516230, 8500420, 11032460, 25926281, 51852562, 103705124, 129631405, 259262810, 518525620]

約数ペア:

[(1, 518525620), (2, 259262810), (4, 129631405), (5, 103705124), (10, 51852562), (20, 25926281), (47, 11032460), (61, 8500420), (94, 5516230), (122, 4250210), (188, 2758115), (235, 2206492), (244, 2125105), (305, 1700084), (470, 1103246), (610, 850042), (940, 551623), (1220, 425021), (2867, 180860), (5734, 90430), (9043, 57340), (11468, 45215), (14335, 36172), (18086, 28670)]