39499840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 112

約数和(自身を含む): 102211632

約数和(自身を除く): 62711792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 64, 68, 80, 85, 106, 136, 137, 160, 170, 212, 265, 272, 274, 320, 340, 424, 530, 544, 548, 680, 685, 848, 901, 1060, 1088, 1096, 1360, 1370, 1696, 1802, 2120, 2192, 2329, 2720, 2740, 3392, 3604, 4240, 4384, 4505, 4658, 5440, 5480, 7208, 7261, 8480, 8768, 9010, 9316, 10960, 11645, 14416, 14522, 16960, 18020, 18632, 21920, 23290, 28832, 29044, 36040, 36305, 37264, 43840, 46580, 57664, 58088, 72080, 72610, 74528, 93160, 116176, 123437, 144160, 145220, 149056, 186320, 232352, 246874, 288320, 290440, 372640, 464704, 493748, 580880, 617185, 745280, 987496, 1161760, 1234370, 1974992, 2323520, 2468740, 3949984, 4937480, 7899968, 9874960, 19749920, 39499840]

約数ペア:

[(1, 39499840), (2, 19749920), (4, 9874960), (5, 7899968), (8, 4937480), (10, 3949984), (16, 2468740), (17, 2323520), (20, 1974992), (32, 1234370), (34, 1161760), (40, 987496), (53, 745280), (64, 617185), (68, 580880), (80, 493748), (85, 464704), (106, 372640), (136, 290440), (137, 288320), (160, 246874), (170, 232352), (212, 186320), (265, 149056), (272, 145220), (274, 144160), (320, 123437), (340, 116176), (424, 93160), (530, 74528), (544, 72610), (548, 72080), (680, 58088), (685, 57664), (848, 46580), (901, 43840), (1060, 37264), (1088, 36305), (1096, 36040), (1360, 29044), (1370, 28832), (1696, 23290), (1802, 21920), (2120, 18632), (2192, 18020), (2329, 16960), (2720, 14522), (2740, 14416), (3392, 11645), (3604, 10960), (4240, 9316), (4384, 9010), (4505, 8768), (4658, 8480), (5440, 7261), (5480, 7208)]