3840280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 9446400

約数和(自身を除く): 5606120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 163, 190, 248, 310, 326, 380, 589, 620, 652, 760, 815, 1178, 1240, 1304, 1630, 2356, 2945, 3097, 3260, 4712, 5053, 5890, 6194, 6520, 10106, 11780, 12388, 15485, 20212, 23560, 24776, 25265, 30970, 40424, 50530, 61940, 96007, 101060, 123880, 192014, 202120, 384028, 480035, 768056, 960070, 1920140, 3840280]

約数ペア:

[(1, 3840280), (2, 1920140), (4, 960070), (5, 768056), (8, 480035), (10, 384028), (19, 202120), (20, 192014), (31, 123880), (38, 101060), (40, 96007), (62, 61940), (76, 50530), (95, 40424), (124, 30970), (152, 25265), (155, 24776), (163, 23560), (190, 20212), (248, 15485), (310, 12388), (326, 11780), (380, 10106), (589, 6520), (620, 6194), (652, 5890), (760, 5053), (815, 4712), (1178, 3260), (1240, 3097), (1304, 2945), (1630, 2356)]