47520640

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1811}}^1$

素因数の和:1871

約数の個数: 64

約数和(自身を含む): 116439120

約数和(自身を除く): 68918480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 1811, 2624, 3280, 3622, 5248, 6560, 7244, 9055, 13120, 14488, 18110, 26240, 28976, 36220, 57952, 72440, 74251, 115904, 144880, 148502, 231808, 289760, 297004, 371255, 579520, 594008, 742510, 1159040, 1188016, 1485020, 2376032, 2970040, 4752064, 5940080, 9504128, 11880160, 23760320, 47520640]

約数ペア:

[(1, 47520640), (2, 23760320), (4, 11880160), (5, 9504128), (8, 5940080), (10, 4752064), (16, 2970040), (20, 2376032), (32, 1485020), (40, 1188016), (41, 1159040), (64, 742510), (80, 594008), (82, 579520), (128, 371255), (160, 297004), (164, 289760), (205, 231808), (320, 148502), (328, 144880), (410, 115904), (640, 74251), (656, 72440), (820, 57952), (1312, 36220), (1640, 28976), (1811, 26240), (2624, 18110), (3280, 14488), (3622, 13120), (5248, 9055), (6560, 7244)]