38490040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 96752880

約数和(自身を除く): 58262840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 107, 115, 136, 170, 184, 214, 230, 340, 391, 428, 460, 529, 535, 680, 782, 856, 920, 1058, 1070, 1564, 1819, 1955, 2116, 2140, 2461, 2645, 3128, 3638, 3910, 4232, 4280, 4922, 5290, 7276, 7820, 8993, 9095, 9844, 10580, 12305, 14552, 15640, 17986, 18190, 19688, 21160, 24610, 35972, 36380, 41837, 44965, 49220, 56603, 71944, 72760, 83674, 89930, 98440, 113206, 167348, 179860, 209185, 226412, 283015, 334696, 359720, 418370, 452824, 566030, 836740, 962251, 1132060, 1673480, 1924502, 2264120, 3849004, 4811255, 7698008, 9622510, 19245020, 38490040]

約数ペア:

[(1, 38490040), (2, 19245020), (4, 9622510), (5, 7698008), (8, 4811255), (10, 3849004), (17, 2264120), (20, 1924502), (23, 1673480), (34, 1132060), (40, 962251), (46, 836740), (68, 566030), (85, 452824), (92, 418370), (107, 359720), (115, 334696), (136, 283015), (170, 226412), (184, 209185), (214, 179860), (230, 167348), (340, 113206), (391, 98440), (428, 89930), (460, 83674), (529, 72760), (535, 71944), (680, 56603), (782, 49220), (856, 44965), (920, 41837), (1058, 36380), (1070, 35972), (1564, 24610), (1819, 21160), (1955, 19688), (2116, 18190), (2140, 17986), (2461, 15640), (2645, 14552), (3128, 12305), (3638, 10580), (3910, 9844), (4232, 9095), (4280, 8993), (4922, 7820), (5290, 7276)]