1215144580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{99439}}^1$

素因数の和:99508

約数の個数: 48

約数和(自身を含む): 2806594560

約数和(自身を除く): 1591449980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 99439, 198878, 397756, 497195, 994390, 1292707, 1988780, 2585414, 4673633, 5170828, 6463535, 9347266, 12927070, 18694532, 23368165, 25854140, 46736330, 60757229, 93472660, 121514458, 243028916, 303786145, 607572290, 1215144580]

約数ペア:

[(1, 1215144580), (2, 607572290), (4, 303786145), (5, 243028916), (10, 121514458), (13, 93472660), (20, 60757229), (26, 46736330), (47, 25854140), (52, 23368165), (65, 18694532), (94, 12927070), (130, 9347266), (188, 6463535), (235, 5170828), (260, 4673633), (470, 2585414), (611, 1988780), (940, 1292707), (1222, 994390), (2444, 497195), (3055, 397756), (6110, 198878), (12220, 99439)]