2017345640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 4874688000

約数和(自身を除く): 2857342360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 103, 115, 122, 184, 206, 230, 244, 305, 349, 412, 460, 488, 515, 610, 698, 824, 920, 1030, 1220, 1396, 1403, 1745, 2060, 2369, 2440, 2792, 2806, 3490, 4120, 4738, 5612, 6283, 6980, 7015, 8027, 9476, 11224, 11845, 12566, 13960, 14030, 16054, 18952, 21289, 23690, 25132, 28060, 31415, 32108, 35947, 40135, 42578, 47380, 50264, 56120, 62830, 64216, 71894, 80270, 85156, 94760, 106445, 125660, 143788, 144509, 160540, 170312, 179735, 212890, 251320, 287576, 289018, 321080, 359470, 425780, 489647, 578036, 718940, 722545, 826781, 851560, 979294, 1156072, 1437880, 1445090, 1653562, 1958588, 2192767, 2448235, 2890180, 3307124, 3917176, 4133905, 4385534, 4896470, 5780360, 6614248, 8267810, 8771068, 9792940, 10963835, 16535620, 17542136, 19585880, 21927670, 33071240, 43855340, 50433641, 87710680, 100867282, 201734564, 252168205, 403469128, 504336410, 1008672820, 2017345640]

約数ペア:

[(1, 2017345640), (2, 1008672820), (4, 504336410), (5, 403469128), (8, 252168205), (10, 201734564), (20, 100867282), (23, 87710680), (40, 50433641), (46, 43855340), (61, 33071240), (92, 21927670), (103, 19585880), (115, 17542136), (122, 16535620), (184, 10963835), (206, 9792940), (230, 8771068), (244, 8267810), (305, 6614248), (349, 5780360), (412, 4896470), (460, 4385534), (488, 4133905), (515, 3917176), (610, 3307124), (698, 2890180), (824, 2448235), (920, 2192767), (1030, 1958588), (1220, 1653562), (1396, 1445090), (1403, 1437880), (1745, 1156072), (2060, 979294), (2369, 851560), (2440, 826781), (2792, 722545), (2806, 718940), (3490, 578036), (4120, 489647), (4738, 425780), (5612, 359470), (6283, 321080), (6980, 289018), (7015, 287576), (8027, 251320), (9476, 212890), (11224, 179735), (11845, 170312), (12566, 160540), (13960, 144509), (14030, 143788), (16054, 125660), (18952, 106445), (21289, 94760), (23690, 85156), (25132, 80270), (28060, 71894), (31415, 64216), (32108, 62830), (35947, 56120), (40135, 50264), (42578, 47380)]