13047440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1056

約数の個数: 80

約数和(自身を含む): 36211968

約数和(自身を除く): 23164528

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, 1013, 1288, 1610, 1840, 2026, 2576, 3220, 4052, 5065, 6440, 7091, 8104, 10130, 12880, 14182, 16208, 20260, 23299, 28364, 35455, 40520, 46598, 56728, 70910, 81040, 93196, 113456, 116495, 141820, 163093, 186392, 232990, 283640, 326186, 372784, 465980, 567280, 652372, 815465, 931960, 1304744, 1630930, 1863920, 2609488, 3261860, 6523720, 13047440]

約数ペア:

[(1, 13047440), (2, 6523720), (4, 3261860), (5, 2609488), (7, 1863920), (8, 1630930), (10, 1304744), (14, 931960), (16, 815465), (20, 652372), (23, 567280), (28, 465980), (35, 372784), (40, 326186), (46, 283640), (56, 232990), (70, 186392), (80, 163093), (92, 141820), (112, 116495), (115, 113456), (140, 93196), (161, 81040), (184, 70910), (230, 56728), (280, 46598), (322, 40520), (368, 35455), (460, 28364), (560, 23299), (644, 20260), (805, 16208), (920, 14182), (1013, 12880), (1288, 10130), (1610, 8104), (1840, 7091), (2026, 6440), (2576, 5065), (3220, 4052)]