28679160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10391}}^1$

素因数の和:10428

約数の個数: 64

約数和(自身を含む): 89786880

約数和(自身を除く): 61107720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 10391, 20782, 31173, 41564, 51955, 62346, 83128, 103910, 124692, 155865, 207820, 238993, 249384, 311730, 415640, 477986, 623460, 716979, 955972, 1194965, 1246920, 1433958, 1911944, 2389930, 2867916, 3584895, 4779860, 5735832, 7169790, 9559720, 14339580, 28679160]

約数ペア:

[(1, 28679160), (2, 14339580), (3, 9559720), (4, 7169790), (5, 5735832), (6, 4779860), (8, 3584895), (10, 2867916), (12, 2389930), (15, 1911944), (20, 1433958), (23, 1246920), (24, 1194965), (30, 955972), (40, 716979), (46, 623460), (60, 477986), (69, 415640), (92, 311730), (115, 249384), (120, 238993), (138, 207820), (184, 155865), (230, 124692), (276, 103910), (345, 83128), (460, 62346), (552, 51955), (690, 41564), (920, 31173), (1380, 20782), (2760, 10391)]