919937900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{57139}}^1$

素因数の和:57183

約数の個数: 72

約数和(自身を含む): 2380680960

約数和(自身を除く): 1460743060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 16100, 57139, 114278, 228556, 285695, 399973, 571390, 799946, 1142780, 1314197, 1428475, 1599892, 1999865, 2628394, 2856950, 3999730, 5256788, 5713900, 6570985, 7999460, 9199379, 9999325, 13141970, 18398758, 19998650, 26283940, 32854925, 36797516, 39997300, 45996895, 65709850, 91993790, 131419700, 183987580, 229984475, 459968950, 919937900]

約数ペア:

[(1, 919937900), (2, 459968950), (4, 229984475), (5, 183987580), (7, 131419700), (10, 91993790), (14, 65709850), (20, 45996895), (23, 39997300), (25, 36797516), (28, 32854925), (35, 26283940), (46, 19998650), (50, 18398758), (70, 13141970), (92, 9999325), (100, 9199379), (115, 7999460), (140, 6570985), (161, 5713900), (175, 5256788), (230, 3999730), (322, 2856950), (350, 2628394), (460, 1999865), (575, 1599892), (644, 1428475), (700, 1314197), (805, 1142780), (1150, 799946), (1610, 571390), (2300, 399973), (3220, 285695), (4025, 228556), (8050, 114278), (16100, 57139)]