20303965300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{519283}}^1$

素因数の和:519337

約数の個数: 72

約数和(自身を含む): 48679759296

約数和(自身を除く): 28375793996

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 25, 34, 46, 50, 68, 85, 92, 100, 115, 170, 230, 340, 391, 425, 460, 575, 782, 850, 1150, 1564, 1700, 1955, 2300, 3910, 7820, 9775, 19550, 39100, 519283, 1038566, 2077132, 2596415, 5192830, 8827811, 10385660, 11943509, 12982075, 17655622, 23887018, 25964150, 35311244, 44139055, 47774036, 51928300, 59717545, 88278110, 119435090, 176556220, 203039653, 220695275, 238870180, 298587725, 406079306, 441390550, 597175450, 812158612, 882781100, 1015198265, 1194350900, 2030396530, 4060793060, 5075991325, 10151982650, 20303965300]

約数ペア:

[(1, 20303965300), (2, 10151982650), (4, 5075991325), (5, 4060793060), (10, 2030396530), (17, 1194350900), (20, 1015198265), (23, 882781100), (25, 812158612), (34, 597175450), (46, 441390550), (50, 406079306), (68, 298587725), (85, 238870180), (92, 220695275), (100, 203039653), (115, 176556220), (170, 119435090), (230, 88278110), (340, 59717545), (391, 51928300), (425, 47774036), (460, 44139055), (575, 35311244), (782, 25964150), (850, 23887018), (1150, 17655622), (1564, 12982075), (1700, 11943509), (1955, 10385660), (2300, 8827811), (3910, 5192830), (7820, 2596415), (9775, 2077132), (19550, 1038566), (39100, 519283)]