40123920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5393}}^1$

素因数の和:5440

約数の個数: 80

約数和(自身を含む): 128420352

約数和(自身を除く): 88296432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 5393, 7440, 10786, 16179, 21572, 26965, 32358, 43144, 53930, 64716, 80895, 86288, 107860, 129432, 161790, 167183, 215720, 258864, 323580, 334366, 431440, 501549, 647160, 668732, 835915, 1003098, 1294320, 1337464, 1671830, 2006196, 2507745, 2674928, 3343660, 4012392, 5015490, 6687320, 8024784, 10030980, 13374640, 20061960, 40123920]

約数ペア:

[(1, 40123920), (2, 20061960), (3, 13374640), (4, 10030980), (5, 8024784), (6, 6687320), (8, 5015490), (10, 4012392), (12, 3343660), (15, 2674928), (16, 2507745), (20, 2006196), (24, 1671830), (30, 1337464), (31, 1294320), (40, 1003098), (48, 835915), (60, 668732), (62, 647160), (80, 501549), (93, 431440), (120, 334366), (124, 323580), (155, 258864), (186, 215720), (240, 167183), (248, 161790), (310, 129432), (372, 107860), (465, 86288), (496, 80895), (620, 64716), (744, 53930), (930, 43144), (1240, 32358), (1488, 26965), (1860, 21572), (2480, 16179), (3720, 10786), (5393, 7440)]