13721120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{12251}}^1$

素因数の和:12273

約数の個数: 48

約数和(自身を含む): 37050048

約数和(自身を除く): 23328928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 12251, 24502, 49004, 61255, 85757, 98008, 122510, 171514, 196016, 245020, 343028, 392032, 428785, 490040, 686056, 857570, 980080, 1372112, 1715140, 1960160, 2744224, 3430280, 6860560, 13721120]

約数ペア:

[(1, 13721120), (2, 6860560), (4, 3430280), (5, 2744224), (7, 1960160), (8, 1715140), (10, 1372112), (14, 980080), (16, 857570), (20, 686056), (28, 490040), (32, 428785), (35, 392032), (40, 343028), (56, 245020), (70, 196016), (80, 171514), (112, 122510), (140, 98008), (160, 85757), (224, 61255), (280, 49004), (560, 24502), (1120, 12251)]