40891480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 96

約数和(自身を含む): 110643840

約数和(自身を除く): 69752360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 673, 868, 980, 1085, 1240, 1346, 1519, 1736, 1960, 2170, 2692, 3038, 3365, 4340, 4711, 5384, 6076, 6730, 7595, 8680, 9422, 12152, 13460, 15190, 18844, 20863, 23555, 26920, 30380, 32977, 37688, 41726, 47110, 60760, 65954, 83452, 94220, 104315, 131908, 146041, 164885, 166904, 188440, 208630, 263816, 292082, 329770, 417260, 584164, 659540, 730205, 834520, 1022287, 1168328, 1319080, 1460410, 2044574, 2920820, 4089148, 5111435, 5841640, 8178296, 10222870, 20445740, 40891480]

約数ペア:

[(1, 40891480), (2, 20445740), (4, 10222870), (5, 8178296), (7, 5841640), (8, 5111435), (10, 4089148), (14, 2920820), (20, 2044574), (28, 1460410), (31, 1319080), (35, 1168328), (40, 1022287), (49, 834520), (56, 730205), (62, 659540), (70, 584164), (98, 417260), (124, 329770), (140, 292082), (155, 263816), (196, 208630), (217, 188440), (245, 166904), (248, 164885), (280, 146041), (310, 131908), (392, 104315), (434, 94220), (490, 83452), (620, 65954), (673, 60760), (868, 47110), (980, 41726), (1085, 37688), (1240, 32977), (1346, 30380), (1519, 26920), (1736, 23555), (1960, 20863), (2170, 18844), (2692, 15190), (3038, 13460), (3365, 12152), (4340, 9422), (4711, 8680), (5384, 7595), (6076, 6730)]