28215120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117563}}^1$

素因数の和:117579

約数の個数: 40

約数和(自身を含む): 87467616

約数和(自身を除く): 59252496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117563, 235126, 352689, 470252, 587815, 705378, 940504, 1175630, 1410756, 1763445, 1881008, 2351260, 2821512, 3526890, 4702520, 5643024, 7053780, 9405040, 14107560, 28215120]

約数ペア:

[(1, 28215120), (2, 14107560), (3, 9405040), (4, 7053780), (5, 5643024), (6, 4702520), (8, 3526890), (10, 2821512), (12, 2351260), (15, 1881008), (16, 1763445), (20, 1410756), (24, 1175630), (30, 940504), (40, 705378), (48, 587815), (60, 470252), (80, 352689), (120, 235126), (240, 117563)]