20210110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6257}}^1$

素因数の和:6300

約数の個数: 32

約数和(自身を含む): 40551840

約数和(自身を除く): 20341730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6257, 12514, 31285, 62570, 106369, 118883, 212738, 237766, 531845, 594415, 1063690, 1188830, 2021011, 4042022, 10105055, 20210110]

約数ペア:

[(1, 20210110), (2, 10105055), (5, 4042022), (10, 2021011), (17, 1188830), (19, 1063690), (34, 594415), (38, 531845), (85, 237766), (95, 212738), (170, 118883), (190, 106369), (323, 62570), (646, 31285), (1615, 12514), (3230, 6257)]