10920390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28001}}^1$

素因数の和:28024

約数の個数: 32

約数和(自身を含む): 28226016

約数和(自身を除く): 17305626

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 28001, 56002, 84003, 140005, 168006, 280010, 364013, 420015, 728026, 840030, 1092039, 1820065, 2184078, 3640130, 5460195, 10920390]

約数ペア:

[(1, 10920390), (2, 5460195), (3, 3640130), (5, 2184078), (6, 1820065), (10, 1092039), (13, 840030), (15, 728026), (26, 420015), (30, 364013), (39, 280010), (65, 168006), (78, 140005), (130, 84003), (195, 56002), (390, 28001)]