15207941620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1380031}}^1$

素因数の和:1380088

約数の個数: 48

約数和(自身を含む): 34776806400

約数和(自身を除く): 19568864780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 1380031, 2760062, 5520124, 6900155, 13800310, 26220589, 27600620, 40020899, 52441178, 80041798, 104882356, 131102945, 160083596, 200104495, 262205890, 400208990, 524411780, 760397081, 800417980, 1520794162, 3041588324, 3801985405, 7603970810, 15207941620]

約数ペア:

[(1, 15207941620), (2, 7603970810), (4, 3801985405), (5, 3041588324), (10, 1520794162), (19, 800417980), (20, 760397081), (29, 524411780), (38, 400208990), (58, 262205890), (76, 200104495), (95, 160083596), (116, 131102945), (145, 104882356), (190, 80041798), (290, 52441178), (380, 40020899), (551, 27600620), (580, 26220589), (1102, 13800310), (2204, 6900155), (2755, 5520124), (5510, 2760062), (11020, 1380031)]