17911400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^2$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 45394230

約数和(自身を除く): 27482830

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 83, 100, 104, 130, 166, 200, 260, 325, 332, 415, 520, 650, 664, 830, 1079, 1300, 1660, 2075, 2158, 2600, 3320, 4150, 4316, 5395, 6889, 8300, 8632, 10790, 13778, 16600, 21580, 26975, 27556, 34445, 43160, 53950, 55112, 68890, 89557, 107900, 137780, 172225, 179114, 215800, 275560, 344450, 358228, 447785, 688900, 716456, 895570, 1377800, 1791140, 2238925, 3582280, 4477850, 8955700, 17911400]

約数ペア:

[(1, 17911400), (2, 8955700), (4, 4477850), (5, 3582280), (8, 2238925), (10, 1791140), (13, 1377800), (20, 895570), (25, 716456), (26, 688900), (40, 447785), (50, 358228), (52, 344450), (65, 275560), (83, 215800), (100, 179114), (104, 172225), (130, 137780), (166, 107900), (200, 89557), (260, 68890), (325, 55112), (332, 53950), (415, 43160), (520, 34445), (650, 27556), (664, 26975), (830, 21580), (1079, 16600), (1300, 13778), (1660, 10790), (2075, 8632), (2158, 8300), (2600, 6889), (3320, 5395), (4150, 4316)]