2017079480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:1009

約数の個数: 128

約数和(自身を含む): 5083706880

約数和(自身を除く): 3066627400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 157, 248, 260, 310, 314, 403, 520, 620, 628, 785, 797, 806, 1240, 1256, 1570, 1594, 1612, 2015, 2041, 3140, 3188, 3224, 3985, 4030, 4082, 4867, 6280, 6376, 7970, 8060, 8164, 9734, 10205, 10361, 15940, 16120, 16328, 19468, 20410, 20722, 24335, 24707, 31880, 38936, 40820, 41444, 48670, 49414, 51805, 63271, 81640, 82888, 97340, 98828, 103610, 123535, 125129, 126542, 194680, 197656, 207220, 247070, 250258, 253084, 316355, 321191, 414440, 494140, 500516, 506168, 625645, 632710, 642382, 988280, 1001032, 1251290, 1265420, 1284764, 1605955, 1626677, 2502580, 2530840, 2569528, 3211910, 3253354, 3878999, 5005160, 6423820, 6506708, 7757998, 8133385, 12847640, 13013416, 15515996, 16266770, 19394995, 31031992, 32533540, 38789990, 50426987, 65067080, 77579980, 100853974, 155159960, 201707948, 252134935, 403415896, 504269870, 1008539740, 2017079480]

約数ペア:

[(1, 2017079480), (2, 1008539740), (4, 504269870), (5, 403415896), (8, 252134935), (10, 201707948), (13, 155159960), (20, 100853974), (26, 77579980), (31, 65067080), (40, 50426987), (52, 38789990), (62, 32533540), (65, 31031992), (104, 19394995), (124, 16266770), (130, 15515996), (155, 13013416), (157, 12847640), (248, 8133385), (260, 7757998), (310, 6506708), (314, 6423820), (403, 5005160), (520, 3878999), (620, 3253354), (628, 3211910), (785, 2569528), (797, 2530840), (806, 2502580), (1240, 1626677), (1256, 1605955), (1570, 1284764), (1594, 1265420), (1612, 1251290), (2015, 1001032), (2041, 988280), (3140, 642382), (3188, 632710), (3224, 625645), (3985, 506168), (4030, 500516), (4082, 494140), (4867, 414440), (6280, 321191), (6376, 316355), (7970, 253084), (8060, 250258), (8164, 247070), (9734, 207220), (10205, 197656), (10361, 194680), (15940, 126542), (16120, 125129), (16328, 123535), (19468, 103610), (20410, 98828), (20722, 97340), (24335, 82888), (24707, 81640), (31880, 63271), (38936, 51805), (40820, 49414), (41444, 48670)]