2009247950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 3976888320

約数和(自身を除く): 1967640370

約数列:

[1, 2, 5, 10, 25, 31, 50, 59, 62, 118, 127, 155, 173, 254, 295, 310, 346, 590, 635, 775, 865, 1270, 1475, 1550, 1730, 1829, 2950, 3175, 3658, 3937, 4325, 5363, 6350, 7493, 7874, 8650, 9145, 10207, 10726, 14986, 18290, 19685, 20414, 21971, 26815, 37465, 39370, 43942, 45725, 51035, 53630, 74930, 91450, 98425, 102070, 109855, 134075, 187325, 196850, 219710, 232283, 255175, 268150, 316417, 374650, 464566, 510350, 549275, 632834, 681101, 1098550, 1161415, 1296289, 1362202, 1582085, 2322830, 2592578, 3164170, 3405505, 5807075, 6481445, 6811010, 7910425, 11614150, 12962890, 15820850, 17027525, 32407225, 34055050, 40184959, 64814450, 80369918, 200924795, 401849590, 1004623975, 2009247950]

約数ペア:

[(1, 2009247950), (2, 1004623975), (5, 401849590), (10, 200924795), (25, 80369918), (31, 64814450), (50, 40184959), (59, 34055050), (62, 32407225), (118, 17027525), (127, 15820850), (155, 12962890), (173, 11614150), (254, 7910425), (295, 6811010), (310, 6481445), (346, 5807075), (590, 3405505), (635, 3164170), (775, 2592578), (865, 2322830), (1270, 1582085), (1475, 1362202), (1550, 1296289), (1730, 1161415), (1829, 1098550), (2950, 681101), (3175, 632834), (3658, 549275), (3937, 510350), (4325, 464566), (5363, 374650), (6350, 316417), (7493, 268150), (7874, 255175), (8650, 232283), (9145, 219710), (10207, 196850), (10726, 187325), (14986, 134075), (18290, 109855), (19685, 102070), (20414, 98425), (21971, 91450), (26815, 74930), (37465, 53630), (39370, 51035), (43942, 45725)]