42829720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 101423520

約数和(自身を除く): 58593800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 673, 740, 860, 1346, 1480, 1591, 1720, 2692, 3182, 3365, 5384, 6364, 6730, 7955, 12728, 13460, 15910, 24901, 26920, 28939, 31820, 49802, 57878, 63640, 99604, 115756, 124505, 144695, 199208, 231512, 249010, 289390, 498020, 578780, 996040, 1070743, 1157560, 2141486, 4282972, 5353715, 8565944, 10707430, 21414860, 42829720]

約数ペア:

[(1, 42829720), (2, 21414860), (4, 10707430), (5, 8565944), (8, 5353715), (10, 4282972), (20, 2141486), (37, 1157560), (40, 1070743), (43, 996040), (74, 578780), (86, 498020), (148, 289390), (172, 249010), (185, 231512), (215, 199208), (296, 144695), (344, 124505), (370, 115756), (430, 99604), (673, 63640), (740, 57878), (860, 49802), (1346, 31820), (1480, 28939), (1591, 26920), (1720, 24901), (2692, 15910), (3182, 13460), (3365, 12728), (5384, 7955), (6364, 6730)]