9774640

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2003}}^1$

素因数の和:2077

約数の個数: 40

約数和(自身を含む): 23110128

約数和(自身を除く): 13335488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2003, 2440, 4006, 4880, 8012, 10015, 16024, 20030, 32048, 40060, 80120, 122183, 160240, 244366, 488732, 610915, 977464, 1221830, 1954928, 2443660, 4887320, 9774640]

約数ペア:

[(1, 9774640), (2, 4887320), (4, 2443660), (5, 1954928), (8, 1221830), (10, 977464), (16, 610915), (20, 488732), (40, 244366), (61, 160240), (80, 122183), (122, 80120), (244, 40060), (305, 32048), (488, 20030), (610, 16024), (976, 10015), (1220, 8012), (2003, 4880), (2440, 4006)]