491400000010

素因数分解:

$2^1\times 5^1\times {\mathrm{3203}}^1\times {\mathrm{15341867}}^1$

素因数の和:15345077

約数の個数: 16

約数和(自身を含む): 884796211296

約数和(自身を除く): 393396211286

約数列:

[1, 2, 5, 10, 3203, 6406, 16015, 32030, 15341867, 30683734, 76709335, 153418670, 49140000001, 98280000002, 245700000005, 491400000010]

約数ペア:

[(1, 491400000010), (2, 245700000005), (5, 98280000002), (10, 49140000001), (3203, 153418670), (6406, 76709335), (16015, 30683734), (32030, 15341867)]