1311866940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{299513}}^1$

素因数の和:299598

約数の個数: 48

約数和(自身を含む): 3723558048

約数和(自身を除く): 2411691108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 299513, 599026, 898539, 1198052, 1497565, 1797078, 2995130, 3594156, 4492695, 5990260, 8985390, 17970780, 21864449, 43728898, 65593347, 87457796, 109322245, 131186694, 218644490, 262373388, 327966735, 437288980, 655933470, 1311866940]

約数ペア:

[(1, 1311866940), (2, 655933470), (3, 437288980), (4, 327966735), (5, 262373388), (6, 218644490), (10, 131186694), (12, 109322245), (15, 87457796), (20, 65593347), (30, 43728898), (60, 21864449), (73, 17970780), (146, 8985390), (219, 5990260), (292, 4492695), (365, 3594156), (438, 2995130), (730, 1797078), (876, 1497565), (1095, 1198052), (1460, 898539), (2190, 599026), (4380, 299513)]