15742798460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{10957}}^1$

素因数の和:11203

約数の個数: 72

約数和(自身を含む): 35069983200

約数和(自身を除く): 19327184740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 361, 380, 398, 722, 796, 995, 1444, 1805, 1990, 3610, 3781, 3980, 7220, 7562, 10957, 15124, 18905, 21914, 37810, 43828, 54785, 71839, 75620, 109570, 143678, 208183, 219140, 287356, 359195, 416366, 718390, 832732, 1040915, 1436780, 2081830, 2180443, 3955477, 4163660, 4360886, 7910954, 8721772, 10902215, 15821908, 19777385, 21804430, 39554770, 41428417, 43608860, 79109540, 82856834, 165713668, 207142085, 414284170, 787139923, 828568340, 1574279846, 3148559692, 3935699615, 7871399230, 15742798460]

約数ペア:

[(1, 15742798460), (2, 7871399230), (4, 3935699615), (5, 3148559692), (10, 1574279846), (19, 828568340), (20, 787139923), (38, 414284170), (76, 207142085), (95, 165713668), (190, 82856834), (199, 79109540), (361, 43608860), (380, 41428417), (398, 39554770), (722, 21804430), (796, 19777385), (995, 15821908), (1444, 10902215), (1805, 8721772), (1990, 7910954), (3610, 4360886), (3781, 4163660), (3980, 3955477), (7220, 2180443), (7562, 2081830), (10957, 1436780), (15124, 1040915), (18905, 832732), (21914, 718390), (37810, 416366), (43828, 359195), (54785, 287356), (71839, 219140), (75620, 208183), (109570, 143678)]