42141340

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 91445760

約数和(自身を除く): 49304420

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 503, 590, 710, 1006, 1180, 1420, 2012, 2515, 4189, 5030, 8378, 10060, 16756, 20945, 29677, 35713, 41890, 59354, 71426, 83780, 118708, 142852, 148385, 178565, 296770, 357130, 593540, 714260, 2107067, 4214134, 8428268, 10535335, 21070670, 42141340]

約数ペア:

[(1, 42141340), (2, 21070670), (4, 10535335), (5, 8428268), (10, 4214134), (20, 2107067), (59, 714260), (71, 593540), (118, 357130), (142, 296770), (236, 178565), (284, 148385), (295, 142852), (355, 118708), (503, 83780), (590, 71426), (710, 59354), (1006, 41890), (1180, 35713), (1420, 29677), (2012, 20945), (2515, 16756), (4189, 10060), (5030, 8378)]