4800400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1120

約数の個数: 60

約数和(自身を含む): 12592944

約数和(自身を除く): 7792544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1091, 1100, 2182, 2200, 4364, 4400, 5455, 8728, 10910, 12001, 17456, 21820, 24002, 27275, 43640, 48004, 54550, 60005, 87280, 96008, 109100, 120010, 192016, 218200, 240020, 300025, 436400, 480040, 600050, 960080, 1200100, 2400200, 4800400]

約数ペア:

[(1, 4800400), (2, 2400200), (4, 1200100), (5, 960080), (8, 600050), (10, 480040), (11, 436400), (16, 300025), (20, 240020), (22, 218200), (25, 192016), (40, 120010), (44, 109100), (50, 96008), (55, 87280), (80, 60005), (88, 54550), (100, 48004), (110, 43640), (176, 27275), (200, 24002), (220, 21820), (275, 17456), (400, 12001), (440, 10910), (550, 8728), (880, 5455), (1091, 4400), (1100, 4364), (2182, 2200)]