30989200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{7043}}^1$

素因数の和:7072

約数の個数: 60

約数和(自身を含む): 81231408

約数和(自身を除く): 50242208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 7043, 14086, 28172, 35215, 56344, 70430, 77473, 112688, 140860, 154946, 176075, 281720, 309892, 352150, 387365, 563440, 619784, 704300, 774730, 1239568, 1408600, 1549460, 1936825, 2817200, 3098920, 3873650, 6197840, 7747300, 15494600, 30989200]

約数ペア:

[(1, 30989200), (2, 15494600), (4, 7747300), (5, 6197840), (8, 3873650), (10, 3098920), (11, 2817200), (16, 1936825), (20, 1549460), (22, 1408600), (25, 1239568), (40, 774730), (44, 704300), (50, 619784), (55, 563440), (80, 387365), (88, 352150), (100, 309892), (110, 281720), (176, 176075), (200, 154946), (220, 140860), (275, 112688), (400, 77473), (440, 70430), (550, 56344), (880, 35215), (1100, 28172), (2200, 14086), (4400, 7043)]