8997440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:955

約数の個数: 56

約数和(自身を含む): 22140672

約数和(自身を除く): 13143232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 907, 992, 1240, 1814, 1984, 2480, 3628, 4535, 4960, 7256, 9070, 9920, 14512, 18140, 28117, 29024, 36280, 56234, 58048, 72560, 112468, 140585, 145120, 224936, 281170, 290240, 449872, 562340, 899744, 1124680, 1799488, 2249360, 4498720, 8997440]

約数ペア:

[(1, 8997440), (2, 4498720), (4, 2249360), (5, 1799488), (8, 1124680), (10, 899744), (16, 562340), (20, 449872), (31, 290240), (32, 281170), (40, 224936), (62, 145120), (64, 140585), (80, 112468), (124, 72560), (155, 58048), (160, 56234), (248, 36280), (310, 29024), (320, 28117), (496, 18140), (620, 14512), (907, 9920), (992, 9070), (1240, 7256), (1814, 4960), (1984, 4535), (2480, 3628)]