406121840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4457}}^1$

素因数の和:4554

約数の個数: 80

約数和(自身を含む): 1014926112

約数和(自身を除く): 608804272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 536, 670, 680, 1072, 1139, 1340, 1360, 2278, 2680, 4457, 4556, 5360, 5695, 8914, 9112, 11390, 17828, 18224, 22285, 22780, 35656, 44570, 45560, 71312, 75769, 89140, 91120, 151538, 178280, 298619, 303076, 356560, 378845, 597238, 606152, 757690, 1194476, 1212304, 1493095, 1515380, 2388952, 2986190, 3030760, 4777904, 5076523, 5972380, 6061520, 10153046, 11944760, 20306092, 23889520, 25382615, 40612184, 50765230, 81224368, 101530460, 203060920, 406121840]

約数ペア:

[(1, 406121840), (2, 203060920), (4, 101530460), (5, 81224368), (8, 50765230), (10, 40612184), (16, 25382615), (17, 23889520), (20, 20306092), (34, 11944760), (40, 10153046), (67, 6061520), (68, 5972380), (80, 5076523), (85, 4777904), (134, 3030760), (136, 2986190), (170, 2388952), (268, 1515380), (272, 1493095), (335, 1212304), (340, 1194476), (536, 757690), (670, 606152), (680, 597238), (1072, 378845), (1139, 356560), (1340, 303076), (1360, 298619), (2278, 178280), (2680, 151538), (4457, 91120), (4556, 89140), (5360, 75769), (5695, 71312), (8914, 45560), (9112, 44570), (11390, 35656), (17828, 22780), (18224, 22285)]