449646590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 880165440

約数和(自身を除く): 430518850

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 197, 205, 293, 394, 410, 586, 779, 985, 1465, 1558, 1970, 2930, 3743, 3895, 5567, 7486, 7790, 8077, 11134, 12013, 16154, 18715, 24026, 27835, 37430, 40385, 55670, 57721, 60065, 80770, 115442, 120130, 153463, 228247, 288605, 306926, 456494, 577210, 767315, 1096699, 1141235, 1534630, 2193398, 2282470, 2366561, 4733122, 5483495, 10966990, 11832805, 23665610, 44964659, 89929318, 224823295, 449646590]

約数ペア:

[(1, 449646590), (2, 224823295), (5, 89929318), (10, 44964659), (19, 23665610), (38, 11832805), (41, 10966990), (82, 5483495), (95, 4733122), (190, 2366561), (197, 2282470), (205, 2193398), (293, 1534630), (394, 1141235), (410, 1096699), (586, 767315), (779, 577210), (985, 456494), (1465, 306926), (1558, 288605), (1970, 228247), (2930, 153463), (3743, 120130), (3895, 115442), (5567, 80770), (7486, 60065), (7790, 57721), (8077, 55670), (11134, 40385), (12013, 37430), (16154, 27835), (18715, 24026)]