18003700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1297

約数の個数: 72

約数和(自身を含む): 45934560

約数和(自身を除く): 27930860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1259, 1300, 1430, 2518, 2860, 3575, 5036, 6295, 7150, 12590, 13849, 14300, 16367, 25180, 27698, 31475, 32734, 55396, 62950, 65468, 69245, 81835, 125900, 138490, 163670, 180037, 276980, 327340, 346225, 360074, 409175, 692450, 720148, 818350, 900185, 1384900, 1636700, 1800370, 3600740, 4500925, 9001850, 18003700]

約数ペア:

[(1, 18003700), (2, 9001850), (4, 4500925), (5, 3600740), (10, 1800370), (11, 1636700), (13, 1384900), (20, 900185), (22, 818350), (25, 720148), (26, 692450), (44, 409175), (50, 360074), (52, 346225), (55, 327340), (65, 276980), (100, 180037), (110, 163670), (130, 138490), (143, 125900), (220, 81835), (260, 69245), (275, 65468), (286, 62950), (325, 55396), (550, 32734), (572, 31475), (650, 27698), (715, 25180), (1100, 16367), (1259, 14300), (1300, 13849), (1430, 12590), (2518, 7150), (2860, 6295), (3575, 5036)]