20307450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3659}}^1$

素因数の和:3711

約数の個数: 48

約数和(自身を含む): 51737760

約数和(自身を除く): 31430310

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 74, 75, 111, 150, 185, 222, 370, 555, 925, 1110, 1850, 2775, 3659, 5550, 7318, 10977, 18295, 21954, 36590, 54885, 91475, 109770, 135383, 182950, 270766, 274425, 406149, 548850, 676915, 812298, 1353830, 2030745, 3384575, 4061490, 6769150, 10153725, 20307450]

約数ペア:

[(1, 20307450), (2, 10153725), (3, 6769150), (5, 4061490), (6, 3384575), (10, 2030745), (15, 1353830), (25, 812298), (30, 676915), (37, 548850), (50, 406149), (74, 274425), (75, 270766), (111, 182950), (150, 135383), (185, 109770), (222, 91475), (370, 54885), (555, 36590), (925, 21954), (1110, 18295), (1850, 10977), (2775, 7318), (3659, 5550)]