891420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1648740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 179, 249, 332, 358, 415, 498, 537, 716, 830, 895, 996, 1074, 1245, 1660, 1790, 2148, 2490, 2685, 3580, 4980, 5370, 10740, 14857, 29714, 44571, 59428, 74285, 89142, 148570, 178284, 222855, 297140, 445710, 891420]

約数ペア:

[(1, 891420), (2, 445710), (3, 297140), (4, 222855), (5, 178284), (6, 148570), (10, 89142), (12, 74285), (15, 59428), (20, 44571), (30, 29714), (60, 14857), (83, 10740), (166, 5370), (179, 4980), (249, 3580), (332, 2685), (358, 2490), (415, 2148), (498, 1790), (537, 1660), (716, 1245), (830, 1074), (895, 996)]