29148680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2190

約数の個数: 64

約数和(自身を含む): 73889280

約数和(自身を除く): 44740600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2137, 2728, 3410, 4274, 6820, 8548, 10685, 13640, 17096, 21370, 23507, 42740, 47014, 66247, 85480, 94028, 117535, 132494, 188056, 235070, 264988, 331235, 470140, 529976, 662470, 728717, 940280, 1324940, 1457434, 2649880, 2914868, 3643585, 5829736, 7287170, 14574340, 29148680]

約数ペア:

[(1, 29148680), (2, 14574340), (4, 7287170), (5, 5829736), (8, 3643585), (10, 2914868), (11, 2649880), (20, 1457434), (22, 1324940), (31, 940280), (40, 728717), (44, 662470), (55, 529976), (62, 470140), (88, 331235), (110, 264988), (124, 235070), (155, 188056), (220, 132494), (248, 117535), (310, 94028), (341, 85480), (440, 66247), (620, 47014), (682, 42740), (1240, 23507), (1364, 21370), (1705, 17096), (2137, 13640), (2728, 10685), (3410, 8548), (4274, 6820)]