2947590

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{1213}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 7954128

約数和(自身を除く): 5006538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1213, 1215, 2426, 2430, 3639, 6065, 7278, 10917, 12130, 18195, 21834, 32751, 36390, 54585, 65502, 98253, 109170, 163755, 196506, 294759, 327510, 491265, 589518, 982530, 1473795, 2947590]

約数ペア:

[(1, 2947590), (2, 1473795), (3, 982530), (5, 589518), (6, 491265), (9, 327510), (10, 294759), (15, 196506), (18, 163755), (27, 109170), (30, 98253), (45, 65502), (54, 54585), (81, 36390), (90, 32751), (135, 21834), (162, 18195), (243, 12130), (270, 10917), (405, 7278), (486, 6065), (810, 3639), (1213, 2430), (1215, 2426)]