215087221820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1819381}}^1$

素因数の和:1819670

約数の個数: 48

約数和(自身を含む): 473155760448

約数和(自身を除く): 258068538628

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 1028, 1285, 2570, 5140, 5911, 11822, 23644, 29555, 59110, 118220, 1819381, 3638762, 7277524, 9096905, 18193810, 36387620, 41845763, 83691526, 167383052, 209228815, 418457630, 467580917, 836915260, 935161834, 1870323668, 2337904585, 4675809170, 9351618340, 10754361091, 21508722182, 43017444364, 53771805455, 107543610910, 215087221820]

約数ペア:

[(1, 215087221820), (2, 107543610910), (4, 53771805455), (5, 43017444364), (10, 21508722182), (20, 10754361091), (23, 9351618340), (46, 4675809170), (92, 2337904585), (115, 1870323668), (230, 935161834), (257, 836915260), (460, 467580917), (514, 418457630), (1028, 209228815), (1285, 167383052), (2570, 83691526), (5140, 41845763), (5911, 36387620), (11822, 18193810), (23644, 9096905), (29555, 7277524), (59110, 3638762), (118220, 1819381)]