1642230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 4346784

約数和(自身を除く): 2704554

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 257, 355, 426, 514, 639, 710, 771, 1065, 1278, 1285, 1542, 2130, 2313, 2570, 3195, 3855, 4626, 6390, 7710, 11565, 18247, 23130, 36494, 54741, 91235, 109482, 164223, 182470, 273705, 328446, 547410, 821115, 1642230]

約数ペア:

[(1, 1642230), (2, 821115), (3, 547410), (5, 328446), (6, 273705), (9, 182470), (10, 164223), (15, 109482), (18, 91235), (30, 54741), (45, 36494), (71, 23130), (90, 18247), (142, 11565), (213, 7710), (257, 6390), (355, 4626), (426, 3855), (514, 3195), (639, 2570), (710, 2313), (771, 2130), (1065, 1542), (1278, 1285)]