20853867700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{23189}}^1$

素因数の和:23266

約数の個数: 108

約数和(自身を含む): 50090817420

約数和(自身を除く): 29236949720

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, 529, 575, 782, 850, 1058, 1150, 1564, 1700, 1955, 2116, 2300, 2645, 3910, 5290, 7820, 8993, 9775, 10580, 13225, 17986, 19550, 23189, 26450, 35972, 39100, 44965, 46378, 52900, 89930, 92756, 115945, 179860, 224825, 231890, 394213, 449650, 463780, 533347, 579725, 788426, 899300, 1066694, 1159450, 1576852, 1971065, 2133388, 2318900, 2666735, 3942130, 5333470, 7884260, 9066899, 9855325, 10666940, 12266981, 13333675, 18133798, 19710650, 24533962, 26667350, 36267596, 39421300, 45334495, 49067924, 53334700, 61334905, 90668990, 122669810, 181337980, 208538677, 226672475, 245339620, 306674525, 417077354, 453344950, 613349050, 834154708, 906689900, 1042693385, 1226698100, 2085386770, 4170773540, 5213466925, 10426933850, 20853867700]

約数ペア:

[(1, 20853867700), (2, 10426933850), (4, 5213466925), (5, 4170773540), (10, 2085386770), (17, 1226698100), (20, 1042693385), (23, 906689900), (25, 834154708), (34, 613349050), (46, 453344950), (50, 417077354), (68, 306674525), (85, 245339620), (92, 226672475), (100, 208538677), (115, 181337980), (170, 122669810), (230, 90668990), (340, 61334905), (391, 53334700), (425, 49067924), (460, 45334495), (529, 39421300), (575, 36267596), (782, 26667350), (850, 24533962), (1058, 19710650), (1150, 18133798), (1564, 13333675), (1700, 12266981), (1955, 10666940), (2116, 9855325), (2300, 9066899), (2645, 7884260), (3910, 5333470), (5290, 3942130), (7820, 2666735), (8993, 2318900), (9775, 2133388), (10580, 1971065), (13225, 1576852), (17986, 1159450), (19550, 1066694), (23189, 899300), (26450, 788426), (35972, 579725), (39100, 533347), (44965, 463780), (46378, 449650), (52900, 394213), (89930, 231890), (92756, 224825), (115945, 179860)]