2017885940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{4243}}^1$

素因数の和:4381

約数の個数: 96

約数和(自身を含む): 5019463680

約数和(自身を除く): 3001577740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 79, 86, 140, 158, 172, 215, 301, 316, 395, 430, 553, 602, 790, 860, 1106, 1204, 1505, 1580, 2212, 2765, 3010, 3397, 4243, 5530, 6020, 6794, 8486, 11060, 13588, 16972, 16985, 21215, 23779, 29701, 33970, 42430, 47558, 59402, 67940, 84860, 95116, 118804, 118895, 148505, 182449, 237790, 297010, 335197, 364898, 475580, 594020, 670394, 729796, 912245, 1277143, 1340788, 1675985, 1824490, 2346379, 2554286, 3351970, 3648980, 4692758, 5108572, 6385715, 6703940, 9385516, 11731895, 12771430, 14413471, 23463790, 25542860, 28826942, 46927580, 57653884, 72067355, 100894297, 144134710, 201788594, 288269420, 403577188, 504471485, 1008942970, 2017885940]

約数ペア:

[(1, 2017885940), (2, 1008942970), (4, 504471485), (5, 403577188), (7, 288269420), (10, 201788594), (14, 144134710), (20, 100894297), (28, 72067355), (35, 57653884), (43, 46927580), (70, 28826942), (79, 25542860), (86, 23463790), (140, 14413471), (158, 12771430), (172, 11731895), (215, 9385516), (301, 6703940), (316, 6385715), (395, 5108572), (430, 4692758), (553, 3648980), (602, 3351970), (790, 2554286), (860, 2346379), (1106, 1824490), (1204, 1675985), (1505, 1340788), (1580, 1277143), (2212, 912245), (2765, 729796), (3010, 670394), (3397, 594020), (4243, 475580), (5530, 364898), (6020, 335197), (6794, 297010), (8486, 237790), (11060, 182449), (13588, 148505), (16972, 118895), (16985, 118804), (21215, 95116), (23779, 84860), (29701, 67940), (33970, 59402), (42430, 47558)]