17887620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 52899840

約数和(自身を除く): 35012220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 59, 60, 62, 93, 118, 124, 155, 163, 177, 186, 236, 295, 310, 326, 354, 372, 465, 489, 590, 620, 652, 708, 815, 885, 930, 978, 1180, 1630, 1770, 1829, 1860, 1956, 2445, 3260, 3540, 3658, 4890, 5053, 5487, 7316, 9145, 9617, 9780, 10106, 10974, 15159, 18290, 19234, 20212, 21948, 25265, 27435, 28851, 30318, 36580, 38468, 48085, 50530, 54870, 57702, 60636, 75795, 96170, 101060, 109740, 115404, 144255, 151590, 192340, 288510, 298127, 303180, 577020, 596254, 894381, 1192508, 1490635, 1788762, 2981270, 3577524, 4471905, 5962540, 8943810, 17887620]

約数ペア:

[(1, 17887620), (2, 8943810), (3, 5962540), (4, 4471905), (5, 3577524), (6, 2981270), (10, 1788762), (12, 1490635), (15, 1192508), (20, 894381), (30, 596254), (31, 577020), (59, 303180), (60, 298127), (62, 288510), (93, 192340), (118, 151590), (124, 144255), (155, 115404), (163, 109740), (177, 101060), (186, 96170), (236, 75795), (295, 60636), (310, 57702), (326, 54870), (354, 50530), (372, 48085), (465, 38468), (489, 36580), (590, 30318), (620, 28851), (652, 27435), (708, 25265), (815, 21948), (885, 20212), (930, 19234), (978, 18290), (1180, 15159), (1630, 10974), (1770, 10106), (1829, 9780), (1860, 9617), (1956, 9145), (2445, 7316), (3260, 5487), (3540, 5053), (3658, 4890)]