2008453900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{6733}}^1$

素因数の和:6923

約数の個数: 72

約数和(自身を含む): 4617638480

約数和(自身を除く): 2609184580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 157, 190, 314, 380, 475, 628, 785, 950, 1570, 1900, 2983, 3140, 3925, 5966, 6733, 7850, 11932, 13466, 14915, 15700, 26932, 29830, 33665, 59660, 67330, 74575, 127927, 134660, 149150, 168325, 255854, 298300, 336650, 511708, 639635, 673300, 1057081, 1279270, 2114162, 2558540, 3198175, 4228324, 5285405, 6396350, 10570810, 12792700, 20084539, 21141620, 26427025, 40169078, 52854050, 80338156, 100422695, 105708100, 200845390, 401690780, 502113475, 1004226950, 2008453900]

約数ペア:

[(1, 2008453900), (2, 1004226950), (4, 502113475), (5, 401690780), (10, 200845390), (19, 105708100), (20, 100422695), (25, 80338156), (38, 52854050), (50, 40169078), (76, 26427025), (95, 21141620), (100, 20084539), (157, 12792700), (190, 10570810), (314, 6396350), (380, 5285405), (475, 4228324), (628, 3198175), (785, 2558540), (950, 2114162), (1570, 1279270), (1900, 1057081), (2983, 673300), (3140, 639635), (3925, 511708), (5966, 336650), (6733, 298300), (7850, 255854), (11932, 168325), (13466, 149150), (14915, 134660), (15700, 127927), (26932, 74575), (29830, 67330), (33665, 59660)]