6815120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6553}}^1$

素因数の和:6579

約数の個数: 40

約数和(自身を含む): 17066616

約数和(自身を除く): 10251496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 6553, 13106, 26212, 32765, 52424, 65530, 85189, 104848, 131060, 170378, 262120, 340756, 425945, 524240, 681512, 851890, 1363024, 1703780, 3407560, 6815120]

約数ペア:

[(1, 6815120), (2, 3407560), (4, 1703780), (5, 1363024), (8, 851890), (10, 681512), (13, 524240), (16, 425945), (20, 340756), (26, 262120), (40, 170378), (52, 131060), (65, 104848), (80, 85189), (104, 65530), (130, 52424), (208, 32765), (260, 26212), (520, 13106), (1040, 6553)]