39516260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1181}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 95316480

約数和(自身を除く): 55800220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1181, 1195, 1673, 2362, 2390, 3346, 4724, 4780, 5905, 6692, 8267, 8365, 11810, 16534, 16730, 23620, 33068, 33460, 41335, 82670, 165340, 282259, 564518, 1129036, 1411295, 1975813, 2822590, 3951626, 5645180, 7903252, 9879065, 19758130, 39516260]

約数ペア:

[(1, 39516260), (2, 19758130), (4, 9879065), (5, 7903252), (7, 5645180), (10, 3951626), (14, 2822590), (20, 1975813), (28, 1411295), (35, 1129036), (70, 564518), (140, 282259), (239, 165340), (478, 82670), (956, 41335), (1181, 33460), (1195, 33068), (1673, 23620), (2362, 16730), (2390, 16534), (3346, 11810), (4724, 8365), (4780, 8267), (5905, 6692)]