42447980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124847}}^1$

素因数の和:124873

約数の個数: 24

約数和(自身を含む): 94385088

約数和(自身を除く): 51937108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 124847, 249694, 499388, 624235, 1248470, 2122399, 2496940, 4244798, 8489596, 10611995, 21223990, 42447980]

約数ペア:

[(1, 42447980), (2, 21223990), (4, 10611995), (5, 8489596), (10, 4244798), (17, 2496940), (20, 2122399), (34, 1248470), (68, 624235), (85, 499388), (170, 249694), (340, 124847)]