30340880

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1511}}^1$

素因数の和:1775

約数の個数: 40

約数和(自身を含む): 70870464

約数和(自身を除く): 40529584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 1511, 2008, 2510, 3022, 4016, 5020, 6044, 7555, 10040, 12088, 15110, 20080, 24176, 30220, 60440, 120880, 379261, 758522, 1517044, 1896305, 3034088, 3792610, 6068176, 7585220, 15170440, 30340880]

約数ペア:

[(1, 30340880), (2, 15170440), (4, 7585220), (5, 6068176), (8, 3792610), (10, 3034088), (16, 1896305), (20, 1517044), (40, 758522), (80, 379261), (251, 120880), (502, 60440), (1004, 30220), (1255, 24176), (1511, 20080), (2008, 15110), (2510, 12088), (3022, 10040), (4016, 7555), (5020, 6044)]