13880520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{38557}}^1$

素因数の和:38574

約数の個数: 48

約数和(自身を含む): 45112860

約数和(自身を除く): 31232340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 38557, 77114, 115671, 154228, 192785, 231342, 308456, 347013, 385570, 462684, 578355, 694026, 771140, 925368, 1156710, 1388052, 1542280, 1735065, 2313420, 2776104, 3470130, 4626840, 6940260, 13880520]

約数ペア:

[(1, 13880520), (2, 6940260), (3, 4626840), (4, 3470130), (5, 2776104), (6, 2313420), (8, 1735065), (9, 1542280), (10, 1388052), (12, 1156710), (15, 925368), (18, 771140), (20, 694026), (24, 578355), (30, 462684), (36, 385570), (40, 347013), (45, 308456), (60, 231342), (72, 192785), (90, 154228), (120, 115671), (180, 77114), (360, 38557)]