214913860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{15199}}^1$

素因数の和:15316

約数の個数: 48

約数和(自身を含む): 520934400

約数和(自身を除く): 306020540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 15199, 30398, 60796, 75995, 106393, 151990, 212786, 303980, 425572, 531965, 1063930, 1535099, 2127860, 3070198, 6140396, 7675495, 10745693, 15350990, 21491386, 30701980, 42982772, 53728465, 107456930, 214913860]

約数ペア:

[(1, 214913860), (2, 107456930), (4, 53728465), (5, 42982772), (7, 30701980), (10, 21491386), (14, 15350990), (20, 10745693), (28, 7675495), (35, 6140396), (70, 3070198), (101, 2127860), (140, 1535099), (202, 1063930), (404, 531965), (505, 425572), (707, 303980), (1010, 212786), (1414, 151990), (2020, 106393), (2828, 75995), (3535, 60796), (7070, 30398), (14140, 15199)]