17893330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 41124132

約数和(自身を除く): 23230802

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 53, 65, 70, 91, 98, 106, 130, 182, 245, 265, 371, 455, 490, 530, 637, 689, 742, 910, 1274, 1378, 1855, 2597, 2809, 3185, 3445, 3710, 4823, 5194, 5618, 6370, 6890, 9646, 12985, 14045, 19663, 24115, 25970, 28090, 33761, 36517, 39326, 48230, 67522, 73034, 98315, 137641, 168805, 182585, 196630, 255619, 275282, 337610, 365170, 511238, 688205, 1278095, 1376410, 1789333, 2556190, 3578666, 8946665, 17893330]

約数ペア:

[(1, 17893330), (2, 8946665), (5, 3578666), (7, 2556190), (10, 1789333), (13, 1376410), (14, 1278095), (26, 688205), (35, 511238), (49, 365170), (53, 337610), (65, 275282), (70, 255619), (91, 196630), (98, 182585), (106, 168805), (130, 137641), (182, 98315), (245, 73034), (265, 67522), (371, 48230), (455, 39326), (490, 36517), (530, 33761), (637, 28090), (689, 25970), (742, 24115), (910, 19663), (1274, 14045), (1378, 12985), (1855, 9646), (2597, 6890), (2809, 6370), (3185, 5618), (3445, 5194), (3710, 4823)]