8924920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 21384000

約数和(自身を除く): 12459080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 109, 115, 178, 184, 218, 230, 356, 436, 445, 460, 545, 712, 872, 890, 920, 1090, 1780, 2047, 2180, 2507, 3560, 4094, 4360, 5014, 8188, 9701, 10028, 10235, 12535, 16376, 19402, 20056, 20470, 25070, 38804, 40940, 48505, 50140, 77608, 81880, 97010, 100280, 194020, 223123, 388040, 446246, 892492, 1115615, 1784984, 2231230, 4462460, 8924920]

約数ペア:

[(1, 8924920), (2, 4462460), (4, 2231230), (5, 1784984), (8, 1115615), (10, 892492), (20, 446246), (23, 388040), (40, 223123), (46, 194020), (89, 100280), (92, 97010), (109, 81880), (115, 77608), (178, 50140), (184, 48505), (218, 40940), (230, 38804), (356, 25070), (436, 20470), (445, 20056), (460, 19402), (545, 16376), (712, 12535), (872, 10235), (890, 10028), (920, 9701), (1090, 8188), (1780, 5014), (2047, 4360), (2180, 4094), (2507, 3560)]