About the Number
1990457950
2進数表記:1110110101000111111101001011110
漢数字表記:十九億九千四十五万七千九百五十
素因数分解:
素因数の和:890
約数の個数: 96
約数和(自身を含む): 4186732032
約数和(自身を除く): 2196274082
約数列:
[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 211, 230, 299, 325, 422, 575, 598, 631, 650, 1055, 1150, 1262, 1495, 2110, 2743, 2990, 3155, 4853, 5275, 5486, 6310, 7475, 8203, 9706, 10550, 13715, 14513, 14950, 15775, 16406, 24265, 27430, 29026, 31550, 41015, 48530, 63089, 68575, 72565, 82030, 121325, 126178, 133141, 137150, 145130, 188669, 205075, 242650, 266282, 315445, 362825, 377338, 410150, 630890, 665705, 725650, 943345, 1331410, 1577225, 1730833, 1886690, 3062243, 3154450, 3328525, 3461666, 4716725, 6124486, 6657050, 8654165, 9433450, 15311215, 17308330, 30622430, 39809159, 43270825, 76556075, 79618318, 86541650, 153112150, 199045795, 398091590, 995228975, 1990457950]
約数ペア:
[(1, 1990457950), (2, 995228975), (5, 398091590), (10, 199045795), (13, 153112150), (23, 86541650), (25, 79618318), (26, 76556075), (46, 43270825), (50, 39809159), (65, 30622430), (115, 17308330), (130, 15311215), (211, 9433450), (230, 8654165), (299, 6657050), (325, 6124486), (422, 4716725), (575, 3461666), (598, 3328525), (631, 3154450), (650, 3062243), (1055, 1886690), (1150, 1730833), (1262, 1577225), (1495, 1331410), (2110, 943345), (2743, 725650), (2990, 665705), (3155, 630890), (4853, 410150), (5275, 377338), (5486, 362825), (6310, 315445), (7475, 266282), (8203, 242650), (9706, 205075), (10550, 188669), (13715, 145130), (14513, 137150), (14950, 133141), (15775, 126178), (16406, 121325), (24265, 82030), (27430, 72565), (29026, 68575), (31550, 63089), (41015, 48530)]このpageの処理時間: 0.08574318885803223 seconds