16604980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1429}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 40360320

約数和(自身を除く): 23755340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1429, 1660, 2324, 2858, 2905, 5716, 5810, 7145, 10003, 11620, 14290, 20006, 28580, 40012, 50015, 100030, 118607, 200060, 237214, 474428, 593035, 830249, 1186070, 1660498, 2372140, 3320996, 4151245, 8302490, 16604980]

約数ペア:

[(1, 16604980), (2, 8302490), (4, 4151245), (5, 3320996), (7, 2372140), (10, 1660498), (14, 1186070), (20, 830249), (28, 593035), (35, 474428), (70, 237214), (83, 200060), (140, 118607), (166, 100030), (332, 50015), (415, 40012), (581, 28580), (830, 20006), (1162, 14290), (1429, 11620), (1660, 10003), (2324, 7145), (2858, 5810), (2905, 5716)]