15674143460

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{19991}}^1$

素因数の和:20396

約数の個数: 48

約数和(自身を含む): 33250694400

約数和(自身を除く): 17576550940

約数列:

[1, 2, 4, 5, 10, 20, 197, 199, 394, 398, 788, 796, 985, 995, 1970, 1990, 3940, 3980, 19991, 39203, 39982, 78406, 79964, 99955, 156812, 196015, 199910, 392030, 399820, 784060, 3938227, 3978209, 7876454, 7956418, 15752908, 15912836, 19691135, 19891045, 39382270, 39782090, 78764540, 79564180, 783707173, 1567414346, 3134828692, 3918535865, 7837071730, 15674143460]

約数ペア:

[(1, 15674143460), (2, 7837071730), (4, 3918535865), (5, 3134828692), (10, 1567414346), (20, 783707173), (197, 79564180), (199, 78764540), (394, 39782090), (398, 39382270), (788, 19891045), (796, 19691135), (985, 15912836), (995, 15752908), (1970, 7956418), (1990, 7876454), (3940, 3978209), (3980, 3938227), (19991, 784060), (39203, 399820), (39982, 392030), (78406, 199910), (79964, 196015), (99955, 156812)]