13040520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 39363840

約数和(自身を除く): 26323320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 401, 542, 802, 813, 1084, 1203, 1355, 1604, 1626, 2005, 2168, 2406, 2710, 3208, 3252, 4010, 4065, 4812, 5420, 6015, 6504, 8020, 8130, 9624, 10840, 12030, 16040, 16260, 24060, 32520, 48120, 108671, 217342, 326013, 434684, 543355, 652026, 869368, 1086710, 1304052, 1630065, 2173420, 2608104, 3260130, 4346840, 6520260, 13040520]

約数ペア:

[(1, 13040520), (2, 6520260), (3, 4346840), (4, 3260130), (5, 2608104), (6, 2173420), (8, 1630065), (10, 1304052), (12, 1086710), (15, 869368), (20, 652026), (24, 543355), (30, 434684), (40, 326013), (60, 217342), (120, 108671), (271, 48120), (401, 32520), (542, 24060), (802, 16260), (813, 16040), (1084, 12030), (1203, 10840), (1355, 9624), (1604, 8130), (1626, 8020), (2005, 6504), (2168, 6015), (2406, 5420), (2710, 4812), (3208, 4065), (3252, 4010)]