2727920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 7103712

約数和(自身を除く): 4375792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 61, 65, 80, 86, 104, 122, 130, 172, 208, 215, 244, 260, 305, 344, 430, 488, 520, 559, 610, 688, 793, 860, 976, 1040, 1118, 1220, 1586, 1720, 2236, 2440, 2623, 2795, 3172, 3440, 3965, 4472, 4880, 5246, 5590, 6344, 7930, 8944, 10492, 11180, 12688, 13115, 15860, 20984, 22360, 26230, 31720, 34099, 41968, 44720, 52460, 63440, 68198, 104920, 136396, 170495, 209840, 272792, 340990, 545584, 681980, 1363960, 2727920]

約数ペア:

[(1, 2727920), (2, 1363960), (4, 681980), (5, 545584), (8, 340990), (10, 272792), (13, 209840), (16, 170495), (20, 136396), (26, 104920), (40, 68198), (43, 63440), (52, 52460), (61, 44720), (65, 41968), (80, 34099), (86, 31720), (104, 26230), (122, 22360), (130, 20984), (172, 15860), (208, 13115), (215, 12688), (244, 11180), (260, 10492), (305, 8944), (344, 7930), (430, 6344), (488, 5590), (520, 5246), (559, 4880), (610, 4472), (688, 3965), (793, 3440), (860, 3172), (976, 2795), (1040, 2623), (1118, 2440), (1220, 2236), (1586, 1720)]