12618320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1$

素因数の和:1140

約数の個数: 80

約数和(自身を含む): 34497792

約数和(自身を除く): 21879472

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1103, 1144, 1430, 2206, 2288, 2860, 4412, 5515, 5720, 8824, 11030, 11440, 12133, 14339, 17648, 22060, 24266, 28678, 44120, 48532, 57356, 60665, 71695, 88240, 97064, 114712, 121330, 143390, 157729, 194128, 229424, 242660, 286780, 315458, 485320, 573560, 630916, 788645, 970640, 1147120, 1261832, 1577290, 2523664, 3154580, 6309160, 12618320]

約数ペア:

[(1, 12618320), (2, 6309160), (4, 3154580), (5, 2523664), (8, 1577290), (10, 1261832), (11, 1147120), (13, 970640), (16, 788645), (20, 630916), (22, 573560), (26, 485320), (40, 315458), (44, 286780), (52, 242660), (55, 229424), (65, 194128), (80, 157729), (88, 143390), (104, 121330), (110, 114712), (130, 97064), (143, 88240), (176, 71695), (208, 60665), (220, 57356), (260, 48532), (286, 44120), (440, 28678), (520, 24266), (572, 22060), (715, 17648), (880, 14339), (1040, 12133), (1103, 11440), (1144, 11030), (1430, 8824), (2206, 5720), (2288, 5515), (2860, 4412)]