2021677910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{9491}}^1$

素因数の和:9701

約数の個数: 64

約数和(自身を含む): 4428587520

約数和(自身を除く): 2406909610

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 179, 238, 358, 595, 895, 1190, 1253, 1790, 2506, 3043, 6086, 6265, 9491, 12530, 15215, 18982, 21301, 30430, 42602, 47455, 66437, 94910, 106505, 132874, 161347, 213010, 322694, 332185, 664370, 806735, 1129429, 1613470, 1698889, 2258858, 3397778, 5647145, 8494445, 11294290, 11892223, 16988890, 23784446, 28881113, 57762226, 59461115, 118922230, 144405565, 202167791, 288811130, 404335582, 1010838955, 2021677910]

約数ペア:

[(1, 2021677910), (2, 1010838955), (5, 404335582), (7, 288811130), (10, 202167791), (14, 144405565), (17, 118922230), (34, 59461115), (35, 57762226), (70, 28881113), (85, 23784446), (119, 16988890), (170, 11892223), (179, 11294290), (238, 8494445), (358, 5647145), (595, 3397778), (895, 2258858), (1190, 1698889), (1253, 1613470), (1790, 1129429), (2506, 806735), (3043, 664370), (6086, 332185), (6265, 322694), (9491, 213010), (12530, 161347), (15215, 132874), (18982, 106505), (21301, 94910), (30430, 66437), (42602, 47455)]