2449720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 6793920

約数和(自身を除く): 4344200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 673, 728, 910, 1346, 1820, 2692, 3365, 3640, 4711, 5384, 6730, 8749, 9422, 13460, 17498, 18844, 23555, 26920, 34996, 37688, 43745, 47110, 61243, 69992, 87490, 94220, 122486, 174980, 188440, 244972, 306215, 349960, 489944, 612430, 1224860, 2449720]

約数ペア:

[(1, 2449720), (2, 1224860), (4, 612430), (5, 489944), (7, 349960), (8, 306215), (10, 244972), (13, 188440), (14, 174980), (20, 122486), (26, 94220), (28, 87490), (35, 69992), (40, 61243), (52, 47110), (56, 43745), (65, 37688), (70, 34996), (91, 26920), (104, 23555), (130, 18844), (140, 17498), (182, 13460), (260, 9422), (280, 8749), (364, 6730), (455, 5384), (520, 4711), (673, 3640), (728, 3365), (910, 2692), (1346, 1820)]