16403980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{48247}}^1$

素因数の和:48273

約数の個数: 24

約数和(自身を含む): 36475488

約数和(自身を除く): 20071508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 48247, 96494, 192988, 241235, 482470, 820199, 964940, 1640398, 3280796, 4100995, 8201990, 16403980]

約数ペア:

[(1, 16403980), (2, 8201990), (4, 4100995), (5, 3280796), (10, 1640398), (17, 964940), (20, 820199), (34, 482470), (68, 241235), (85, 192988), (170, 96494), (340, 48247)]