214913360

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20507}}^1$

素因数の和:20651

約数の個数: 40

約数和(自身を含む): 503512416

約数和(自身を除く): 288599056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 20507, 41014, 82028, 102535, 164056, 205070, 328112, 410140, 820280, 1640560, 2686417, 5372834, 10745668, 13432085, 21491336, 26864170, 42982672, 53728340, 107456680, 214913360]

約数ペア:

[(1, 214913360), (2, 107456680), (4, 53728340), (5, 42982672), (8, 26864170), (10, 21491336), (16, 13432085), (20, 10745668), (40, 5372834), (80, 2686417), (131, 1640560), (262, 820280), (524, 410140), (655, 328112), (1048, 205070), (1310, 164056), (2096, 102535), (2620, 82028), (5240, 41014), (10480, 20507)]