2018339940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{17789}}^1$

素因数の和:17893

約数の個数: 96

約数和(自身を含む): 5929620480

約数和(自身を除く): 3911280540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 61, 62, 93, 122, 124, 155, 183, 186, 244, 305, 310, 366, 372, 465, 610, 620, 732, 915, 930, 1220, 1830, 1860, 1891, 3660, 3782, 5673, 7564, 9455, 11346, 17789, 18910, 22692, 28365, 35578, 37820, 53367, 56730, 71156, 88945, 106734, 113460, 177890, 213468, 266835, 355780, 533670, 551459, 1067340, 1085129, 1102918, 1654377, 2170258, 2205836, 2757295, 3255387, 3308754, 4340516, 5425645, 5514590, 6510774, 6617508, 8271885, 10851290, 11029180, 13021548, 16276935, 16543770, 21702580, 32553870, 33087540, 33638999, 65107740, 67277998, 100916997, 134555996, 168194995, 201833994, 336389990, 403667988, 504584985, 672779980, 1009169970, 2018339940]

約数ペア:

[(1, 2018339940), (2, 1009169970), (3, 672779980), (4, 504584985), (5, 403667988), (6, 336389990), (10, 201833994), (12, 168194995), (15, 134555996), (20, 100916997), (30, 67277998), (31, 65107740), (60, 33638999), (61, 33087540), (62, 32553870), (93, 21702580), (122, 16543770), (124, 16276935), (155, 13021548), (183, 11029180), (186, 10851290), (244, 8271885), (305, 6617508), (310, 6510774), (366, 5514590), (372, 5425645), (465, 4340516), (610, 3308754), (620, 3255387), (732, 2757295), (915, 2205836), (930, 2170258), (1220, 1654377), (1830, 1102918), (1860, 1085129), (1891, 1067340), (3660, 551459), (3782, 533670), (5673, 355780), (7564, 266835), (9455, 213468), (11346, 177890), (17789, 113460), (18910, 106734), (22692, 88945), (28365, 71156), (35578, 56730), (37820, 53367)]