20403703012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1\times {\mathrm{1697}}^1$

素因数の和:2201

約数の個数: 96

約数和(自身を含む): 45094533120

約数和(自身を除く): 24690830108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 103, 154, 206, 308, 379, 412, 721, 758, 1133, 1442, 1516, 1697, 2266, 2653, 2884, 3394, 4169, 4532, 5306, 6788, 7931, 8338, 10612, 11879, 15862, 16676, 18667, 23758, 29183, 31724, 37334, 39037, 47516, 58366, 74668, 78074, 116732, 130669, 156148, 174791, 261338, 273259, 349582, 429407, 522676, 546518, 643163, 699164, 858814, 1093036, 1223537, 1286326, 1717628, 1922701, 2447074, 2572652, 3005849, 3845402, 4502141, 4894148, 6011698, 7074793, 7690804, 9004282, 12023396, 13458907, 14149586, 18008564, 26917814, 28299172, 49523551, 53835628, 66245789, 99047102, 132491578, 198094204, 264983156, 463720523, 728703679, 927441046, 1457407358, 1854882092, 2914814716, 5100925753, 10201851506, 20403703012]

約数ペア:

[(1, 20403703012), (2, 10201851506), (4, 5100925753), (7, 2914814716), (11, 1854882092), (14, 1457407358), (22, 927441046), (28, 728703679), (44, 463720523), (77, 264983156), (103, 198094204), (154, 132491578), (206, 99047102), (308, 66245789), (379, 53835628), (412, 49523551), (721, 28299172), (758, 26917814), (1133, 18008564), (1442, 14149586), (1516, 13458907), (1697, 12023396), (2266, 9004282), (2653, 7690804), (2884, 7074793), (3394, 6011698), (4169, 4894148), (4532, 4502141), (5306, 3845402), (6788, 3005849), (7931, 2572652), (8338, 2447074), (10612, 1922701), (11879, 1717628), (15862, 1286326), (16676, 1223537), (18667, 1093036), (23758, 858814), (29183, 699164), (31724, 643163), (37334, 546518), (39037, 522676), (47516, 429407), (58366, 349582), (74668, 273259), (78074, 261338), (116732, 174791), (130669, 156148)]