9777739940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1\times {\mathrm{373}}^1$

素因数の和:861

約数の個数: 96

約数和(自身を含む): 21352826880

約数和(自身を除く): 11575086940

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 353, 373, 395, 470, 706, 746, 790, 940, 1412, 1492, 1580, 1765, 1865, 3530, 3713, 3730, 7060, 7426, 7460, 14852, 16591, 17531, 18565, 27887, 29467, 33182, 35062, 37130, 55774, 58934, 66364, 70124, 74260, 82955, 87655, 111548, 117868, 131669, 139435, 147335, 165910, 175310, 263338, 278870, 294670, 331820, 350620, 526676, 557740, 589340, 658345, 1310689, 1316690, 1384949, 2621378, 2633380, 2769898, 5242756, 5539796, 6188443, 6553445, 6924745, 10401851, 12376886, 13106890, 13849490, 20803702, 24753772, 26213780, 27698980, 30942215, 41607404, 52009255, 61884430, 104018510, 123768860, 208037020, 488886997, 977773994, 1955547988, 2444434985, 4888869970, 9777739940]

約数ペア:

[(1, 9777739940), (2, 4888869970), (4, 2444434985), (5, 1955547988), (10, 977773994), (20, 488886997), (47, 208037020), (79, 123768860), (94, 104018510), (158, 61884430), (188, 52009255), (235, 41607404), (316, 30942215), (353, 27698980), (373, 26213780), (395, 24753772), (470, 20803702), (706, 13849490), (746, 13106890), (790, 12376886), (940, 10401851), (1412, 6924745), (1492, 6553445), (1580, 6188443), (1765, 5539796), (1865, 5242756), (3530, 2769898), (3713, 2633380), (3730, 2621378), (7060, 1384949), (7426, 1316690), (7460, 1310689), (14852, 658345), (16591, 589340), (17531, 557740), (18565, 526676), (27887, 350620), (29467, 331820), (33182, 294670), (35062, 278870), (37130, 263338), (55774, 175310), (58934, 165910), (66364, 147335), (70124, 139435), (74260, 131669), (82955, 117868), (87655, 111548)]