27755960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 66960000

約数和(自身を除く): 39204040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 619, 760, 1121, 1180, 1238, 2242, 2360, 2476, 3095, 4484, 4952, 5605, 6190, 8968, 11210, 11761, 12380, 22420, 23522, 24760, 36521, 44840, 47044, 58805, 73042, 94088, 117610, 146084, 182605, 235220, 292168, 365210, 470440, 693899, 730420, 1387798, 1460840, 2775596, 3469495, 5551192, 6938990, 13877980, 27755960]

約数ペア:

[(1, 27755960), (2, 13877980), (4, 6938990), (5, 5551192), (8, 3469495), (10, 2775596), (19, 1460840), (20, 1387798), (38, 730420), (40, 693899), (59, 470440), (76, 365210), (95, 292168), (118, 235220), (152, 182605), (190, 146084), (236, 117610), (295, 94088), (380, 73042), (472, 58805), (590, 47044), (619, 44840), (760, 36521), (1121, 24760), (1180, 23522), (1238, 22420), (2242, 12380), (2360, 11761), (2476, 11210), (3095, 8968), (4484, 6190), (4952, 5605)]