201728390

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:1016

約数の個数: 32

約数和(自身を含む): 367930080

約数和(自身を除く): 166201690

約数列:

[1, 2, 5, 10, 137, 229, 274, 458, 643, 685, 1145, 1286, 1370, 2290, 3215, 6430, 31373, 62746, 88091, 147247, 156865, 176182, 294494, 313730, 440455, 736235, 880910, 1472470, 20172839, 40345678, 100864195, 201728390]

約数ペア:

[(1, 201728390), (2, 100864195), (5, 40345678), (10, 20172839), (137, 1472470), (229, 880910), (274, 736235), (458, 440455), (643, 313730), (685, 294494), (1145, 176182), (1286, 156865), (1370, 147247), (2290, 88091), (3215, 62746), (6430, 31373)]