74959980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1249333}}^1$

素因数の和:1249345

約数の個数: 24

約数和(自身を含む): 209888112

約数和(自身を除く): 134928132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1249333, 2498666, 3747999, 4997332, 6246665, 7495998, 12493330, 14991996, 18739995, 24986660, 37479990, 74959980]

約数ペア:

[(1, 74959980), (2, 37479990), (3, 24986660), (4, 18739995), (5, 14991996), (6, 12493330), (10, 7495998), (12, 6246665), (15, 4997332), (20, 3747999), (30, 2498666), (60, 1249333)]