31870060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 68870592

約数和(自身を除く): 37000532

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 173, 244, 302, 305, 346, 604, 610, 692, 755, 865, 1220, 1510, 1730, 3020, 3460, 9211, 10553, 18422, 21106, 26123, 36844, 42212, 46055, 52246, 52765, 92110, 104492, 105530, 130615, 184220, 211060, 261230, 522460, 1593503, 3187006, 6374012, 7967515, 15935030, 31870060]

約数ペア:

[(1, 31870060), (2, 15935030), (4, 7967515), (5, 6374012), (10, 3187006), (20, 1593503), (61, 522460), (122, 261230), (151, 211060), (173, 184220), (244, 130615), (302, 105530), (305, 104492), (346, 92110), (604, 52765), (610, 52246), (692, 46055), (755, 42212), (865, 36844), (1220, 26123), (1510, 21106), (1730, 18422), (3020, 10553), (3460, 9211)]