2508930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 6644664

約数和(自身を除く): 4135734

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 457, 549, 610, 914, 915, 1098, 1371, 1830, 2285, 2742, 2745, 4113, 4570, 5490, 6855, 8226, 13710, 20565, 27877, 41130, 55754, 83631, 139385, 167262, 250893, 278770, 418155, 501786, 836310, 1254465, 2508930]

約数ペア:

[(1, 2508930), (2, 1254465), (3, 836310), (5, 501786), (6, 418155), (9, 278770), (10, 250893), (15, 167262), (18, 139385), (30, 83631), (45, 55754), (61, 41130), (90, 27877), (122, 20565), (183, 13710), (305, 8226), (366, 6855), (457, 5490), (549, 4570), (610, 4113), (914, 2745), (915, 2742), (1098, 2285), (1371, 1830)]