1409305880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{15569}}^1$

素因数の和:15684

約数の個数: 64

約数和(自身を含む): 3318278400

約数和(自身を除く): 1908972520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 1240, 1460, 2263, 2920, 4526, 9052, 11315, 15569, 18104, 22630, 31138, 45260, 62276, 77845, 90520, 124552, 155690, 311380, 482639, 622760, 965278, 1136537, 1930556, 2273074, 2413195, 3861112, 4546148, 4826390, 5682685, 9092296, 9652780, 11365370, 19305560, 22730740, 35232647, 45461480, 70465294, 140930588, 176163235, 281861176, 352326470, 704652940, 1409305880]

約数ペア:

[(1, 1409305880), (2, 704652940), (4, 352326470), (5, 281861176), (8, 176163235), (10, 140930588), (20, 70465294), (31, 45461480), (40, 35232647), (62, 22730740), (73, 19305560), (124, 11365370), (146, 9652780), (155, 9092296), (248, 5682685), (292, 4826390), (310, 4546148), (365, 3861112), (584, 2413195), (620, 2273074), (730, 1930556), (1240, 1136537), (1460, 965278), (2263, 622760), (2920, 482639), (4526, 311380), (9052, 155690), (11315, 124552), (15569, 90520), (18104, 77845), (22630, 62276), (31138, 45260)]