2007115890280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{19501709}}^1$

素因数の和:19501834

約数の個数: 64

約数和(自身を含む): 4717853683200

約数和(自身を除く): 2710737792920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1240, 1660, 2573, 3320, 5146, 10292, 12865, 20584, 25730, 51460, 102920, 19501709, 39003418, 78006836, 97508545, 156013672, 195017090, 390034180, 604552979, 780068360, 1209105958, 1618641847, 2418211916, 3022764895, 3237283694, 4836423832, 6045529790, 6474567388, 8093209235, 12091059580, 12949134776, 16186418470, 24182119160, 32372836940, 50177897257, 64745673880, 100355794514, 200711589028, 250889486285, 401423178056, 501778972570, 1003557945140, 2007115890280]

約数ペア:

[(1, 2007115890280), (2, 1003557945140), (4, 501778972570), (5, 401423178056), (8, 250889486285), (10, 200711589028), (20, 100355794514), (31, 64745673880), (40, 50177897257), (62, 32372836940), (83, 24182119160), (124, 16186418470), (155, 12949134776), (166, 12091059580), (248, 8093209235), (310, 6474567388), (332, 6045529790), (415, 4836423832), (620, 3237283694), (664, 3022764895), (830, 2418211916), (1240, 1618641847), (1660, 1209105958), (2573, 780068360), (3320, 604552979), (5146, 390034180), (10292, 195017090), (12865, 156013672), (20584, 97508545), (25730, 78006836), (51460, 39003418), (102920, 19501709)]