39465920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 112

約数和(自身を含む): 103692960

約数和(自身を除く): 64227040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 130, 160, 179, 208, 212, 260, 265, 320, 358, 416, 424, 520, 530, 689, 716, 832, 848, 895, 1040, 1060, 1378, 1432, 1696, 1790, 2080, 2120, 2327, 2756, 2864, 3392, 3445, 3580, 4160, 4240, 4654, 5512, 5728, 6890, 7160, 8480, 9308, 9487, 11024, 11456, 11635, 13780, 14320, 16960, 18616, 18974, 22048, 23270, 27560, 28640, 37232, 37948, 44096, 46540, 47435, 55120, 57280, 74464, 75896, 93080, 94870, 110240, 123331, 148928, 151792, 186160, 189740, 220480, 246662, 303584, 372320, 379480, 493324, 607168, 616655, 744640, 758960, 986648, 1233310, 1517920, 1973296, 2466620, 3035840, 3946592, 4933240, 7893184, 9866480, 19732960, 39465920]

約数ペア:

[(1, 39465920), (2, 19732960), (4, 9866480), (5, 7893184), (8, 4933240), (10, 3946592), (13, 3035840), (16, 2466620), (20, 1973296), (26, 1517920), (32, 1233310), (40, 986648), (52, 758960), (53, 744640), (64, 616655), (65, 607168), (80, 493324), (104, 379480), (106, 372320), (130, 303584), (160, 246662), (179, 220480), (208, 189740), (212, 186160), (260, 151792), (265, 148928), (320, 123331), (358, 110240), (416, 94870), (424, 93080), (520, 75896), (530, 74464), (689, 57280), (716, 55120), (832, 47435), (848, 46540), (895, 44096), (1040, 37948), (1060, 37232), (1378, 28640), (1432, 27560), (1696, 23270), (1790, 22048), (2080, 18974), (2120, 18616), (2327, 16960), (2756, 14320), (2864, 13780), (3392, 11635), (3445, 11456), (3580, 11024), (4160, 9487), (4240, 9308), (4654, 8480), (5512, 7160), (5728, 6890)]