60681980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 130908960

約数和(自身を除く): 70226980

約数列:

[1, 2, 4, 5, 10, 20, 73, 89, 146, 178, 292, 356, 365, 445, 467, 730, 890, 934, 1460, 1780, 1868, 2335, 4670, 6497, 9340, 12994, 25988, 32485, 34091, 41563, 64970, 68182, 83126, 129940, 136364, 166252, 170455, 207815, 340910, 415630, 681820, 831260, 3034099, 6068198, 12136396, 15170495, 30340990, 60681980]

約数ペア:

[(1, 60681980), (2, 30340990), (4, 15170495), (5, 12136396), (10, 6068198), (20, 3034099), (73, 831260), (89, 681820), (146, 415630), (178, 340910), (292, 207815), (356, 170455), (365, 166252), (445, 136364), (467, 129940), (730, 83126), (890, 68182), (934, 64970), (1460, 41563), (1780, 34091), (1868, 32485), (2335, 25988), (4670, 12994), (6497, 9340)]