5044520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 12474000

約数和(自身を除く): 7429480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 109, 130, 178, 218, 260, 356, 436, 445, 520, 545, 712, 872, 890, 1090, 1157, 1417, 1780, 2180, 2314, 2834, 3560, 4360, 4628, 5668, 5785, 7085, 9256, 9701, 11336, 11570, 14170, 19402, 23140, 28340, 38804, 46280, 48505, 56680, 77608, 97010, 126113, 194020, 252226, 388040, 504452, 630565, 1008904, 1261130, 2522260, 5044520]

約数ペア:

[(1, 5044520), (2, 2522260), (4, 1261130), (5, 1008904), (8, 630565), (10, 504452), (13, 388040), (20, 252226), (26, 194020), (40, 126113), (52, 97010), (65, 77608), (89, 56680), (104, 48505), (109, 46280), (130, 38804), (178, 28340), (218, 23140), (260, 19402), (356, 14170), (436, 11570), (445, 11336), (520, 9701), (545, 9256), (712, 7085), (872, 5785), (890, 5668), (1090, 4628), (1157, 4360), (1417, 3560), (1780, 2834), (2180, 2314)]