15364780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 34020000

約数和(自身を除く): 18655220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 449, 580, 590, 898, 1180, 1711, 1796, 2245, 3422, 4490, 6844, 8555, 8980, 13021, 17110, 26042, 26491, 34220, 52084, 52982, 65105, 105964, 130210, 132455, 260420, 264910, 529820, 768239, 1536478, 3072956, 3841195, 7682390, 15364780]

約数ペア:

[(1, 15364780), (2, 7682390), (4, 3841195), (5, 3072956), (10, 1536478), (20, 768239), (29, 529820), (58, 264910), (59, 260420), (116, 132455), (118, 130210), (145, 105964), (236, 65105), (290, 52982), (295, 52084), (449, 34220), (580, 26491), (590, 26042), (898, 17110), (1180, 13021), (1711, 8980), (1796, 8555), (2245, 6844), (3422, 4490)]