252188020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{7537}}^1$

素因数の和:7792

約数の個数: 48

約数和(自身を含む): 607864320

約数和(自身を除く): 355676300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 7537, 8365, 15074, 16730, 30148, 33460, 37685, 52759, 75370, 105518, 150740, 211036, 263795, 527590, 1055180, 1801343, 3602686, 7205372, 9006715, 12609401, 18013430, 25218802, 36026860, 50437604, 63047005, 126094010, 252188020]

約数ペア:

[(1, 252188020), (2, 126094010), (4, 63047005), (5, 50437604), (7, 36026860), (10, 25218802), (14, 18013430), (20, 12609401), (28, 9006715), (35, 7205372), (70, 3602686), (140, 1801343), (239, 1055180), (478, 527590), (956, 263795), (1195, 211036), (1673, 150740), (2390, 105518), (3346, 75370), (4780, 52759), (6692, 37685), (7537, 33460), (8365, 30148), (15074, 16730)]