156919940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 340018560

約数和(自身を除く): 183098620

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 1180, 1420, 1873, 3746, 4189, 7492, 8378, 9365, 16756, 18730, 20945, 37460, 41890, 83780, 110507, 132983, 221014, 265966, 442028, 531932, 552535, 664915, 1105070, 1329830, 2210140, 2659660, 7845997, 15691994, 31383988, 39229985, 78459970, 156919940]

約数ペア:

[(1, 156919940), (2, 78459970), (4, 39229985), (5, 31383988), (10, 15691994), (20, 7845997), (59, 2659660), (71, 2210140), (118, 1329830), (142, 1105070), (236, 664915), (284, 552535), (295, 531932), (355, 442028), (590, 265966), (710, 221014), (1180, 132983), (1420, 110507), (1873, 83780), (3746, 41890), (4189, 37460), (7492, 20945), (8378, 18730), (9365, 16756)]