38619420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{91951}}^1$

素因数の和:91970

約数の個数: 48

約数和(自身を含む): 123583488

約数和(自身を除く): 84964068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 91951, 183902, 275853, 367804, 459755, 551706, 643657, 919510, 1103412, 1287314, 1379265, 1839020, 1930971, 2574628, 2758530, 3218285, 3861942, 5517060, 6436570, 7723884, 9654855, 12873140, 19309710, 38619420]

約数ペア:

[(1, 38619420), (2, 19309710), (3, 12873140), (4, 9654855), (5, 7723884), (6, 6436570), (7, 5517060), (10, 3861942), (12, 3218285), (14, 2758530), (15, 2574628), (20, 1930971), (21, 1839020), (28, 1379265), (30, 1287314), (35, 1103412), (42, 919510), (60, 643657), (70, 551706), (84, 459755), (105, 367804), (140, 275853), (210, 183902), (420, 91951)]