9729040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3923}}^1$

素因数の和:3967

約数の個数: 40

約数和(自身を含む): 23355648

約数和(自身を除く): 13626608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3923, 7846, 15692, 19615, 31384, 39230, 62768, 78460, 121613, 156920, 243226, 313840, 486452, 608065, 972904, 1216130, 1945808, 2432260, 4864520, 9729040]

約数ペア:

[(1, 9729040), (2, 4864520), (4, 2432260), (5, 1945808), (8, 1216130), (10, 972904), (16, 608065), (20, 486452), (31, 313840), (40, 243226), (62, 156920), (80, 121613), (124, 78460), (155, 62768), (248, 39230), (310, 31384), (496, 19615), (620, 15692), (1240, 7846), (2480, 3923)]