2965784380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{9859}}^1$

素因数の和:9983

約数の個数: 72

約数和(自身を含む): 6820556400

約数和(自身を除く): 3854772020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 169, 178, 260, 338, 356, 445, 676, 845, 890, 1157, 1690, 1780, 2314, 3380, 4628, 5785, 9859, 11570, 15041, 19718, 23140, 30082, 39436, 49295, 60164, 75205, 98590, 128167, 150410, 197180, 256334, 300820, 512668, 640835, 877451, 1281670, 1666171, 1754902, 2563340, 3332342, 3509804, 4387255, 6664684, 8330855, 8774510, 11406863, 16661710, 17549020, 22813726, 33323420, 45627452, 57034315, 114068630, 148289219, 228137260, 296578438, 593156876, 741446095, 1482892190, 2965784380]

約数ペア:

[(1, 2965784380), (2, 1482892190), (4, 741446095), (5, 593156876), (10, 296578438), (13, 228137260), (20, 148289219), (26, 114068630), (52, 57034315), (65, 45627452), (89, 33323420), (130, 22813726), (169, 17549020), (178, 16661710), (260, 11406863), (338, 8774510), (356, 8330855), (445, 6664684), (676, 4387255), (845, 3509804), (890, 3332342), (1157, 2563340), (1690, 1754902), (1780, 1666171), (2314, 1281670), (3380, 877451), (4628, 640835), (5785, 512668), (9859, 300820), (11570, 256334), (15041, 197180), (19718, 150410), (23140, 128167), (30082, 98590), (39436, 75205), (49295, 60164)]