20045700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22273}}^1$

素因数の和:22293

約数の個数: 54

約数和(自身を含む): 62834954

約数和(自身を除く): 42789254

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22273, 44546, 66819, 89092, 111365, 133638, 200457, 222730, 267276, 334095, 400914, 445460, 556825, 668190, 801828, 1002285, 1113650, 1336380, 1670475, 2004570, 2227300, 3340950, 4009140, 5011425, 6681900, 10022850, 20045700]

約数ペア:

[(1, 20045700), (2, 10022850), (3, 6681900), (4, 5011425), (5, 4009140), (6, 3340950), (9, 2227300), (10, 2004570), (12, 1670475), (15, 1336380), (18, 1113650), (20, 1002285), (25, 801828), (30, 668190), (36, 556825), (45, 445460), (50, 400914), (60, 334095), (75, 267276), (90, 222730), (100, 200457), (150, 133638), (180, 111365), (225, 89092), (300, 66819), (450, 44546), (900, 22273)]