16668890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 20102950

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 83, 95, 133, 151, 166, 190, 266, 302, 415, 581, 665, 755, 830, 1057, 1162, 1330, 1510, 1577, 2114, 2869, 2905, 3154, 5285, 5738, 5810, 7885, 10570, 11039, 12533, 14345, 15770, 20083, 22078, 25066, 28690, 40166, 55195, 62665, 87731, 100415, 110390, 125330, 175462, 200830, 238127, 438655, 476254, 877310, 1190635, 1666889, 2381270, 3333778, 8334445, 16668890]

約数ペア:

[(1, 16668890), (2, 8334445), (5, 3333778), (7, 2381270), (10, 1666889), (14, 1190635), (19, 877310), (35, 476254), (38, 438655), (70, 238127), (83, 200830), (95, 175462), (133, 125330), (151, 110390), (166, 100415), (190, 87731), (266, 62665), (302, 55195), (415, 40166), (581, 28690), (665, 25066), (755, 22078), (830, 20083), (1057, 15770), (1162, 14345), (1330, 12533), (1510, 11039), (1577, 10570), (2114, 7885), (2869, 5810), (2905, 5738), (3154, 5285)]