13572780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17401}}^1$

素因数の和:17426

約数の個数: 48

約数和(自身を含む): 40929504

約数和(自身を除く): 27356724

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, 17401, 34802, 52203, 69604, 87005, 104406, 174010, 208812, 226213, 261015, 348020, 452426, 522030, 678639, 904852, 1044060, 1131065, 1357278, 2262130, 2714556, 3393195, 4524260, 6786390, 13572780]

約数ペア:

[(1, 13572780), (2, 6786390), (3, 4524260), (4, 3393195), (5, 2714556), (6, 2262130), (10, 1357278), (12, 1131065), (13, 1044060), (15, 904852), (20, 678639), (26, 522030), (30, 452426), (39, 348020), (52, 261015), (60, 226213), (65, 208812), (78, 174010), (130, 104406), (156, 87005), (195, 69604), (260, 52203), (390, 34802), (780, 17401)]