11319620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 27392904

約数和(自身を除く): 16073284

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 197, 221, 260, 338, 340, 394, 442, 676, 788, 845, 884, 985, 1105, 1690, 1970, 2210, 2561, 2873, 3349, 3380, 3940, 4420, 5122, 5746, 6698, 10244, 11492, 12805, 13396, 14365, 16745, 25610, 28730, 33293, 33490, 43537, 51220, 57460, 66586, 66980, 87074, 133172, 166465, 174148, 217685, 332930, 435370, 565981, 665860, 870740, 1131962, 2263924, 2829905, 5659810, 11319620]

約数ペア:

[(1, 11319620), (2, 5659810), (4, 2829905), (5, 2263924), (10, 1131962), (13, 870740), (17, 665860), (20, 565981), (26, 435370), (34, 332930), (52, 217685), (65, 174148), (68, 166465), (85, 133172), (130, 87074), (169, 66980), (170, 66586), (197, 57460), (221, 51220), (260, 43537), (338, 33490), (340, 33293), (394, 28730), (442, 25610), (676, 16745), (788, 14365), (845, 13396), (884, 12805), (985, 11492), (1105, 10244), (1690, 6698), (1970, 5746), (2210, 5122), (2561, 4420), (2873, 3940), (3349, 3380)]