392911220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{6323}}^1$

素因数の和:6584

約数の個数: 48

約数和(自身を含む): 892442880

約数和(自身を除く): 499531660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1195, 2390, 3107, 4780, 6214, 6323, 12428, 12646, 15535, 25292, 31070, 31615, 62140, 63230, 82199, 126460, 164398, 328796, 410995, 821990, 1511197, 1643980, 3022394, 6044788, 7555985, 15111970, 19645561, 30223940, 39291122, 78582244, 98227805, 196455610, 392911220]

約数ペア:

[(1, 392911220), (2, 196455610), (4, 98227805), (5, 78582244), (10, 39291122), (13, 30223940), (20, 19645561), (26, 15111970), (52, 7555985), (65, 6044788), (130, 3022394), (239, 1643980), (260, 1511197), (478, 821990), (956, 410995), (1195, 328796), (2390, 164398), (3107, 126460), (4780, 82199), (6214, 63230), (6323, 62140), (12428, 31615), (12646, 31070), (15535, 25292)]