197208980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16741}}^1$

素因数の和:16800

約数の個数: 48

約数和(自身を含む): 450024960

約数和(自身を除く): 252815980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 16741, 33482, 66964, 83705, 167410, 318079, 334820, 518971, 636158, 1037942, 1272316, 1590395, 2075884, 2594855, 3180790, 5189710, 6361580, 9860449, 10379420, 19720898, 39441796, 49302245, 98604490, 197208980]

約数ペア:

[(1, 197208980), (2, 98604490), (4, 49302245), (5, 39441796), (10, 19720898), (19, 10379420), (20, 9860449), (31, 6361580), (38, 5189710), (62, 3180790), (76, 2594855), (95, 2075884), (124, 1590395), (155, 1272316), (190, 1037942), (310, 636158), (380, 518971), (589, 334820), (620, 318079), (1178, 167410), (2356, 83705), (2945, 66964), (5890, 33482), (11780, 16741)]