38563780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 83825280

約数和(自身を除く): 45261500

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 131, 164, 205, 262, 359, 410, 524, 655, 718, 820, 1310, 1436, 1795, 2620, 3590, 5371, 7180, 10742, 14719, 21484, 26855, 29438, 47029, 53710, 58876, 73595, 94058, 107420, 147190, 188116, 235145, 294380, 470290, 940580, 1928189, 3856378, 7712756, 9640945, 19281890, 38563780]

約数ペア:

[(1, 38563780), (2, 19281890), (4, 9640945), (5, 7712756), (10, 3856378), (20, 1928189), (41, 940580), (82, 470290), (131, 294380), (164, 235145), (205, 188116), (262, 147190), (359, 107420), (410, 94058), (524, 73595), (655, 58876), (718, 53710), (820, 47029), (1310, 29438), (1436, 26855), (1795, 21484), (2620, 14719), (3590, 10742), (5371, 7180)]