42671440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3313}}^1$

素因数の和:3356

約数の個数: 80

約数和(自身を含む): 118349568

約数和(自身を除く): 75678128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 3313, 6440, 6626, 12880, 13252, 16565, 23191, 26504, 33130, 46382, 53008, 66260, 76199, 92764, 115955, 132520, 152398, 185528, 231910, 265040, 304796, 371056, 380995, 463820, 533393, 609592, 761990, 927640, 1066786, 1219184, 1523980, 1855280, 2133572, 2666965, 3047960, 4267144, 5333930, 6095920, 8534288, 10667860, 21335720, 42671440]

約数ペア:

[(1, 42671440), (2, 21335720), (4, 10667860), (5, 8534288), (7, 6095920), (8, 5333930), (10, 4267144), (14, 3047960), (16, 2666965), (20, 2133572), (23, 1855280), (28, 1523980), (35, 1219184), (40, 1066786), (46, 927640), (56, 761990), (70, 609592), (80, 533393), (92, 463820), (112, 380995), (115, 371056), (140, 304796), (161, 265040), (184, 231910), (230, 185528), (280, 152398), (322, 132520), (368, 115955), (460, 92764), (560, 76199), (644, 66260), (805, 53008), (920, 46382), (1288, 33130), (1610, 26504), (1840, 23191), (2576, 16565), (3220, 13252), (3313, 12880), (6440, 6626)]