9644020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 21873600

約数和(自身を除く): 12229580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 619, 779, 820, 1238, 1558, 2476, 3095, 3116, 3895, 6190, 7790, 11761, 12380, 15580, 23522, 25379, 47044, 50758, 58805, 101516, 117610, 126895, 235220, 253790, 482201, 507580, 964402, 1928804, 2411005, 4822010, 9644020]

約数ペア:

[(1, 9644020), (2, 4822010), (4, 2411005), (5, 1928804), (10, 964402), (19, 507580), (20, 482201), (38, 253790), (41, 235220), (76, 126895), (82, 117610), (95, 101516), (164, 58805), (190, 50758), (205, 47044), (380, 25379), (410, 23522), (619, 15580), (779, 12380), (820, 11761), (1238, 7790), (1558, 6190), (2476, 3895), (3095, 3116)]