40193384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 95385600

約数和(自身を除く): 55192216

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 497, 568, 616, 781, 919, 994, 1562, 1838, 1988, 3124, 3676, 3976, 5467, 6248, 6433, 7352, 10109, 10934, 12866, 20218, 21868, 25732, 40436, 43736, 51464, 65249, 70763, 80872, 130498, 141526, 260996, 283052, 456743, 521992, 566104, 717739, 913486, 1435478, 1826972, 2870956, 3653944, 5024173, 5741912, 10048346, 20096692, 40193384]

約数ペア:

[(1, 40193384), (2, 20096692), (4, 10048346), (7, 5741912), (8, 5024173), (11, 3653944), (14, 2870956), (22, 1826972), (28, 1435478), (44, 913486), (56, 717739), (71, 566104), (77, 521992), (88, 456743), (142, 283052), (154, 260996), (284, 141526), (308, 130498), (497, 80872), (568, 70763), (616, 65249), (781, 51464), (919, 43736), (994, 40436), (1562, 25732), (1838, 21868), (1988, 20218), (3124, 12866), (3676, 10934), (3976, 10109), (5467, 7352), (6248, 6433)]