18571920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{77383}}^1$

素因数の和:77399

約数の個数: 40

約数和(自身を含む): 57573696

約数和(自身を除く): 39001776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 77383, 154766, 232149, 309532, 386915, 464298, 619064, 773830, 928596, 1160745, 1238128, 1547660, 1857192, 2321490, 3095320, 3714384, 4642980, 6190640, 9285960, 18571920]

約数ペア:

[(1, 18571920), (2, 9285960), (3, 6190640), (4, 4642980), (5, 3714384), (6, 3095320), (8, 2321490), (10, 1857192), (12, 1547660), (15, 1238128), (16, 1160745), (20, 928596), (24, 773830), (30, 619064), (40, 464298), (48, 386915), (60, 309532), (80, 232149), (120, 154766), (240, 77383)]