188878840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{16339}}^1$

素因数の和:16384

約数の個数: 48

約数和(自身を含む): 451474200

約数和(自身を除く): 262595360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 16339, 32678, 65356, 81695, 130712, 163390, 277763, 326780, 555526, 653560, 1111052, 1388815, 2222104, 2777630, 4721971, 5555260, 9443942, 11110520, 18887884, 23609855, 37775768, 47219710, 94439420, 188878840]

約数ペア:

[(1, 188878840), (2, 94439420), (4, 47219710), (5, 37775768), (8, 23609855), (10, 18887884), (17, 11110520), (20, 9443942), (34, 5555260), (40, 4721971), (68, 2777630), (85, 2222104), (136, 1388815), (170, 1111052), (289, 653560), (340, 555526), (578, 326780), (680, 277763), (1156, 163390), (1445, 130712), (2312, 81695), (2890, 65356), (5780, 32678), (11560, 16339)]