1755220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 4032000

約数和(自身を除く): 2276780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 149, 155, 190, 298, 310, 380, 589, 596, 620, 745, 1178, 1490, 2356, 2831, 2945, 2980, 4619, 5662, 5890, 9238, 11324, 11780, 14155, 18476, 23095, 28310, 46190, 56620, 87761, 92380, 175522, 351044, 438805, 877610, 1755220]

約数ペア:

[(1, 1755220), (2, 877610), (4, 438805), (5, 351044), (10, 175522), (19, 92380), (20, 87761), (31, 56620), (38, 46190), (62, 28310), (76, 23095), (95, 18476), (124, 14155), (149, 11780), (155, 11324), (190, 9238), (298, 5890), (310, 5662), (380, 4619), (589, 2980), (596, 2945), (620, 2831), (745, 2356), (1178, 1490)]