1900294420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{51949}}^1$

素因数の和:52048

約数の個数: 48

約数和(自身を含む): 4189248000

約数和(自身を除く): 2288953580

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1829, 3658, 7316, 9145, 18290, 36580, 51949, 103898, 207796, 259745, 519490, 1038980, 1610419, 3064991, 3220838, 6129982, 6441676, 8052095, 12259964, 15324955, 16104190, 30649910, 32208380, 61299820, 95014721, 190029442, 380058884, 475073605, 950147210, 1900294420]

約数ペア:

[(1, 1900294420), (2, 950147210), (4, 475073605), (5, 380058884), (10, 190029442), (20, 95014721), (31, 61299820), (59, 32208380), (62, 30649910), (118, 16104190), (124, 15324955), (155, 12259964), (236, 8052095), (295, 6441676), (310, 6129982), (590, 3220838), (620, 3064991), (1180, 1610419), (1829, 1038980), (3658, 519490), (7316, 259745), (9145, 207796), (18290, 103898), (36580, 51949)]