28374220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10667}}^1$

素因数の和:10702

約数の個数: 48

約数和(自身を含む): 71688960

約数和(自身を除く): 43314740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 10667, 21334, 42668, 53335, 74669, 106670, 149338, 202673, 213340, 298676, 373345, 405346, 746690, 810692, 1013365, 1418711, 1493380, 2026730, 2837422, 4053460, 5674844, 7093555, 14187110, 28374220]

約数ペア:

[(1, 28374220), (2, 14187110), (4, 7093555), (5, 5674844), (7, 4053460), (10, 2837422), (14, 2026730), (19, 1493380), (20, 1418711), (28, 1013365), (35, 810692), (38, 746690), (70, 405346), (76, 373345), (95, 298676), (133, 213340), (140, 202673), (190, 149338), (266, 106670), (380, 74669), (532, 53335), (665, 42668), (1330, 21334), (2660, 10667)]