11117840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4483}}^1$

素因数の和:4527

約数の個数: 40

約数和(自身を含む): 26688768

約数和(自身を除く): 15570928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 4483, 8966, 17932, 22415, 35864, 44830, 71728, 89660, 138973, 179320, 277946, 358640, 555892, 694865, 1111784, 1389730, 2223568, 2779460, 5558920, 11117840]

約数ペア:

[(1, 11117840), (2, 5558920), (4, 2779460), (5, 2223568), (8, 1389730), (10, 1111784), (16, 694865), (20, 555892), (31, 358640), (40, 277946), (62, 179320), (80, 138973), (124, 89660), (155, 71728), (248, 44830), (310, 35864), (496, 22415), (620, 17932), (1240, 8966), (2480, 4483)]