19030980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{757}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 53484480

約数和(自身を除く): 34453500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 419, 757, 838, 1257, 1514, 1676, 2095, 2271, 2514, 3028, 3785, 4190, 4542, 5028, 6285, 7570, 8380, 9084, 11355, 12570, 15140, 22710, 25140, 45420, 317183, 634366, 951549, 1268732, 1585915, 1903098, 3171830, 3806196, 4757745, 6343660, 9515490, 19030980]

約数ペア:

[(1, 19030980), (2, 9515490), (3, 6343660), (4, 4757745), (5, 3806196), (6, 3171830), (10, 1903098), (12, 1585915), (15, 1268732), (20, 951549), (30, 634366), (60, 317183), (419, 45420), (757, 25140), (838, 22710), (1257, 15140), (1514, 12570), (1676, 11355), (2095, 9084), (2271, 8380), (2514, 7570), (3028, 6285), (3785, 5028), (4190, 4542)]