1195990520

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 2719578240

約数和(自身を除く): 1523587720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 401, 431, 692, 802, 862, 865, 1384, 1604, 1724, 1730, 2005, 2155, 3208, 3448, 3460, 4010, 4310, 6920, 8020, 8620, 16040, 17240, 69373, 74563, 138746, 149126, 172831, 277492, 298252, 345662, 346865, 372815, 554984, 596504, 691324, 693730, 745630, 864155, 1382648, 1387460, 1491260, 1728310, 2774920, 2982520, 3456620, 6913240, 29899763, 59799526, 119599052, 149498815, 239198104, 298997630, 597995260, 1195990520]

約数ペア:

[(1, 1195990520), (2, 597995260), (4, 298997630), (5, 239198104), (8, 149498815), (10, 119599052), (20, 59799526), (40, 29899763), (173, 6913240), (346, 3456620), (401, 2982520), (431, 2774920), (692, 1728310), (802, 1491260), (862, 1387460), (865, 1382648), (1384, 864155), (1604, 745630), (1724, 693730), (1730, 691324), (2005, 596504), (2155, 554984), (3208, 372815), (3448, 346865), (3460, 345662), (4010, 298252), (4310, 277492), (6920, 172831), (8020, 149126), (8620, 138746), (16040, 74563), (17240, 69373)]