630492980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2424973}}^1$

素因数の和:2424995

約数の個数: 24

約数和(自身を含む): 1425884712

約数和(自身を除く): 795391732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2424973, 4849946, 9699892, 12124865, 24249730, 31524649, 48499460, 63049298, 126098596, 157623245, 315246490, 630492980]

約数ペア:

[(1, 630492980), (2, 315246490), (4, 157623245), (5, 126098596), (10, 63049298), (13, 48499460), (20, 31524649), (26, 24249730), (52, 12124865), (65, 9699892), (130, 4849946), (260, 2424973)]