About the Number
12971220
2進数表記:110001011110110011010100
漢数字表記:千二百九十七万千二百二十
素因数分解:
素因数の和:4144
約数の個数: 48
約数和(自身を含む): 37013760
約数和(自身を除く): 24042540
約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 4079, 8158, 12237, 16316, 20395, 24474, 40790, 48948, 61185, 81580, 122370, 216187, 244740, 432374, 648561, 864748, 1080935, 1297122, 2161870, 2594244, 3242805, 4323740, 6485610, 12971220]
約数ペア:
[(1, 12971220), (2, 6485610), (3, 4323740), (4, 3242805), (5, 2594244), (6, 2161870), (10, 1297122), (12, 1080935), (15, 864748), (20, 648561), (30, 432374), (53, 244740), (60, 216187), (106, 122370), (159, 81580), (212, 61185), (265, 48948), (318, 40790), (530, 24474), (636, 20395), (795, 16316), (1060, 12237), (1590, 8158), (3180, 4079)]このpageの処理時間: 0.005480766296386719 seconds