20552760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1597

約数の個数: 96

約数和(自身を含む): 68646240

約数和(自身を除く): 48093480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1480, 1543, 1665, 2220, 2664, 3086, 3330, 4440, 4629, 6172, 6660, 7715, 9258, 12344, 13320, 13887, 15430, 18516, 23145, 27774, 30860, 37032, 46290, 55548, 57091, 61720, 69435, 92580, 111096, 114182, 138870, 171273, 185160, 228364, 277740, 285455, 342546, 456728, 513819, 555480, 570910, 685092, 856365, 1027638, 1141820, 1370184, 1712730, 2055276, 2283640, 2569095, 3425460, 4110552, 5138190, 6850920, 10276380, 20552760]

約数ペア:

[(1, 20552760), (2, 10276380), (3, 6850920), (4, 5138190), (5, 4110552), (6, 3425460), (8, 2569095), (9, 2283640), (10, 2055276), (12, 1712730), (15, 1370184), (18, 1141820), (20, 1027638), (24, 856365), (30, 685092), (36, 570910), (37, 555480), (40, 513819), (45, 456728), (60, 342546), (72, 285455), (74, 277740), (90, 228364), (111, 185160), (120, 171273), (148, 138870), (180, 114182), (185, 111096), (222, 92580), (296, 69435), (333, 61720), (360, 57091), (370, 55548), (444, 46290), (555, 37032), (666, 30860), (740, 27774), (888, 23145), (1110, 18516), (1332, 15430), (1480, 13887), (1543, 13320), (1665, 12344), (2220, 9258), (2664, 7715), (3086, 6660), (3330, 6172), (4440, 4629)]