1881760

素因数分解:

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

素因数の和:653

約数の個数: 48

約数和(自身を含む): 4687200

約数和(自身を除く): 2805440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 619, 760, 1238, 1520, 2476, 3040, 3095, 4952, 6190, 9904, 11761, 12380, 19808, 23522, 24760, 47044, 49520, 58805, 94088, 99040, 117610, 188176, 235220, 376352, 470440, 940880, 1881760]

約数ペア:

[(1, 1881760), (2, 940880), (4, 470440), (5, 376352), (8, 235220), (10, 188176), (16, 117610), (19, 99040), (20, 94088), (32, 58805), (38, 49520), (40, 47044), (76, 24760), (80, 23522), (95, 19808), (152, 12380), (160, 11761), (190, 9904), (304, 6190), (380, 4952), (608, 3095), (619, 3040), (760, 2476), (1238, 1520)]