1880456840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{14929}}^1$

素因数の和:15054

約数の個数: 64

約数和(自身を含む): 4385836800

約数和(自身を除く): 2505379960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 67, 94, 134, 188, 235, 268, 335, 376, 470, 536, 670, 940, 1340, 1880, 2680, 3149, 6298, 12596, 14929, 15745, 25192, 29858, 31490, 59716, 62980, 74645, 119432, 125960, 149290, 298580, 597160, 701663, 1000243, 1403326, 2000486, 2806652, 3508315, 4000972, 5001215, 5613304, 7016630, 8001944, 10002430, 14033260, 20004860, 28066520, 40009720, 47011421, 94022842, 188045684, 235057105, 376091368, 470114210, 940228420, 1880456840]

約数ペア:

[(1, 1880456840), (2, 940228420), (4, 470114210), (5, 376091368), (8, 235057105), (10, 188045684), (20, 94022842), (40, 47011421), (47, 40009720), (67, 28066520), (94, 20004860), (134, 14033260), (188, 10002430), (235, 8001944), (268, 7016630), (335, 5613304), (376, 5001215), (470, 4000972), (536, 3508315), (670, 2806652), (940, 2000486), (1340, 1403326), (1880, 1000243), (2680, 701663), (3149, 597160), (6298, 298580), (12596, 149290), (14929, 125960), (15745, 119432), (25192, 74645), (29858, 62980), (31490, 59716)]