56405120

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2893

約数の個数: 64

約数和(自身を含む): 139242240

約数和(自身を除く): 82837120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 2843, 3968, 4960, 5686, 9920, 11372, 14215, 19840, 22744, 28430, 45488, 56860, 88133, 90976, 113720, 176266, 181952, 227440, 352532, 363904, 440665, 454880, 705064, 881330, 909760, 1410128, 1762660, 1819520, 2820256, 3525320, 5640512, 7050640, 11281024, 14101280, 28202560, 56405120]

約数ペア:

[(1, 56405120), (2, 28202560), (4, 14101280), (5, 11281024), (8, 7050640), (10, 5640512), (16, 3525320), (20, 2820256), (31, 1819520), (32, 1762660), (40, 1410128), (62, 909760), (64, 881330), (80, 705064), (124, 454880), (128, 440665), (155, 363904), (160, 352532), (248, 227440), (310, 181952), (320, 176266), (496, 113720), (620, 90976), (640, 88133), (992, 56860), (1240, 45488), (1984, 28430), (2480, 22744), (2843, 19840), (3968, 14215), (4960, 11372), (5686, 9920)]