1222260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1567}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 3687936

約数和(自身を除く): 2465676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1567, 3134, 4701, 6268, 7835, 9402, 15670, 18804, 20371, 23505, 31340, 40742, 47010, 61113, 81484, 94020, 101855, 122226, 203710, 244452, 305565, 407420, 611130, 1222260]

約数ペア:

[(1, 1222260), (2, 611130), (3, 407420), (4, 305565), (5, 244452), (6, 203710), (10, 122226), (12, 101855), (13, 94020), (15, 81484), (20, 61113), (26, 47010), (30, 40742), (39, 31340), (52, 23505), (60, 20371), (65, 18804), (78, 15670), (130, 9402), (156, 7835), (195, 6268), (260, 4701), (390, 3134), (780, 1567)]