220513970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{44729}}^1$

素因数の和:44782

約数の個数: 32

約数和(自身を含む): 434775600

約数和(自身を除く): 214261630

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 44729, 89458, 223645, 447290, 760393, 1297141, 1520786, 2594282, 3801965, 6485705, 7603930, 12971410, 22051397, 44102794, 110256985, 220513970]

約数ペア:

[(1, 220513970), (2, 110256985), (5, 44102794), (10, 22051397), (17, 12971410), (29, 7603930), (34, 6485705), (58, 3801965), (85, 2594282), (145, 1520786), (170, 1297141), (290, 760393), (493, 447290), (986, 223645), (2465, 89458), (4930, 44729)]