16409860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 35680176

約数和(自身を除く): 19270316

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 113, 137, 212, 226, 265, 274, 452, 530, 548, 565, 685, 1060, 1130, 1370, 2260, 2740, 5989, 7261, 11978, 14522, 15481, 23956, 29044, 29945, 30962, 36305, 59890, 61924, 72610, 77405, 119780, 145220, 154810, 309620, 820493, 1640986, 3281972, 4102465, 8204930, 16409860]

約数ペア:

[(1, 16409860), (2, 8204930), (4, 4102465), (5, 3281972), (10, 1640986), (20, 820493), (53, 309620), (106, 154810), (113, 145220), (137, 119780), (212, 77405), (226, 72610), (265, 61924), (274, 59890), (452, 36305), (530, 30962), (548, 29945), (565, 29044), (685, 23956), (1060, 15481), (1130, 14522), (1370, 11978), (2260, 7261), (2740, 5989)]