4079300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:165

約数の個数: 54

約数和(自身を含む): 9425178

約数和(自身を除く): 5345878

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 113, 190, 226, 361, 380, 452, 475, 565, 722, 950, 1130, 1444, 1805, 1900, 2147, 2260, 2825, 3610, 4294, 5650, 7220, 8588, 9025, 10735, 11300, 18050, 21470, 36100, 40793, 42940, 53675, 81586, 107350, 163172, 203965, 214700, 407930, 815860, 1019825, 2039650, 4079300]

約数ペア:

[(1, 4079300), (2, 2039650), (4, 1019825), (5, 815860), (10, 407930), (19, 214700), (20, 203965), (25, 163172), (38, 107350), (50, 81586), (76, 53675), (95, 42940), (100, 40793), (113, 36100), (190, 21470), (226, 18050), (361, 11300), (380, 10735), (452, 9025), (475, 8588), (565, 7220), (722, 5650), (950, 4294), (1130, 3610), (1444, 2825), (1805, 2260), (1900, 2147)]