42538760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 113840640

約数和(自身を除く): 71301880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 47, 55, 68, 85, 88, 94, 110, 121, 136, 170, 187, 188, 220, 235, 242, 340, 374, 376, 440, 470, 484, 517, 605, 680, 748, 799, 935, 940, 968, 1034, 1210, 1331, 1496, 1598, 1870, 1880, 2057, 2068, 2420, 2585, 2662, 3196, 3740, 3995, 4114, 4136, 4840, 5170, 5324, 5687, 6392, 6655, 7480, 7990, 8228, 8789, 10285, 10340, 10648, 11374, 13310, 15980, 16456, 17578, 20570, 20680, 22627, 22748, 26620, 28435, 31960, 35156, 41140, 43945, 45254, 45496, 53240, 56870, 62557, 70312, 82280, 87890, 90508, 96679, 113135, 113740, 125114, 175780, 181016, 193358, 226270, 227480, 250228, 312785, 351560, 386716, 452540, 483395, 500456, 625570, 773432, 905080, 966790, 1063469, 1251140, 1933580, 2126938, 2502280, 3867160, 4253876, 5317345, 8507752, 10634690, 21269380, 42538760]

約数ペア:

[(1, 42538760), (2, 21269380), (4, 10634690), (5, 8507752), (8, 5317345), (10, 4253876), (11, 3867160), (17, 2502280), (20, 2126938), (22, 1933580), (34, 1251140), (40, 1063469), (44, 966790), (47, 905080), (55, 773432), (68, 625570), (85, 500456), (88, 483395), (94, 452540), (110, 386716), (121, 351560), (136, 312785), (170, 250228), (187, 227480), (188, 226270), (220, 193358), (235, 181016), (242, 175780), (340, 125114), (374, 113740), (376, 113135), (440, 96679), (470, 90508), (484, 87890), (517, 82280), (605, 70312), (680, 62557), (748, 56870), (799, 53240), (935, 45496), (940, 45254), (968, 43945), (1034, 41140), (1210, 35156), (1331, 31960), (1496, 28435), (1598, 26620), (1870, 22748), (1880, 22627), (2057, 20680), (2068, 20570), (2420, 17578), (2585, 16456), (2662, 15980), (3196, 13310), (3740, 11374), (3995, 10648), (4114, 10340), (4136, 10285), (4840, 8789), (5170, 8228), (5324, 7990), (5687, 7480), (6392, 6655)]