38131480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 91238400

約数和(自身を除く): 53106920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 383, 524, 655, 760, 766, 1048, 1310, 1532, 1915, 2489, 2620, 3064, 3830, 4978, 5240, 7277, 7660, 9956, 12445, 14554, 15320, 19912, 24890, 29108, 36385, 49780, 50173, 58216, 72770, 99560, 100346, 145540, 200692, 250865, 291080, 401384, 501730, 953287, 1003460, 1906574, 2006920, 3813148, 4766435, 7626296, 9532870, 19065740, 38131480]

約数ペア:

[(1, 38131480), (2, 19065740), (4, 9532870), (5, 7626296), (8, 4766435), (10, 3813148), (19, 2006920), (20, 1906574), (38, 1003460), (40, 953287), (76, 501730), (95, 401384), (131, 291080), (152, 250865), (190, 200692), (262, 145540), (380, 100346), (383, 99560), (524, 72770), (655, 58216), (760, 50173), (766, 49780), (1048, 36385), (1310, 29108), (1532, 24890), (1915, 19912), (2489, 15320), (2620, 14554), (3064, 12445), (3830, 9956), (4978, 7660), (5240, 7277)]