40172340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51503}}^1$

素因数の和:51528

約数の個数: 48

約数和(自身を含む): 121137408

約数和(自身を除く): 80965068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51503, 103006, 154509, 206012, 257515, 309018, 515030, 618036, 669539, 772545, 1030060, 1339078, 1545090, 2008617, 2678156, 3090180, 3347695, 4017234, 6695390, 8034468, 10043085, 13390780, 20086170, 40172340]

約数ペア:

[(1, 40172340), (2, 20086170), (3, 13390780), (4, 10043085), (5, 8034468), (6, 6695390), (10, 4017234), (12, 3347695), (13, 3090180), (15, 2678156), (20, 2008617), (26, 1545090), (30, 1339078), (39, 1030060), (52, 772545), (60, 669539), (65, 618036), (78, 515030), (130, 309018), (156, 257515), (195, 206012), (260, 154509), (390, 103006), (780, 51503)]