23571940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 58605120

約数和(自身を除く): 35033180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 359, 469, 490, 670, 718, 938, 980, 1340, 1436, 1795, 1876, 2345, 2513, 3283, 3590, 4690, 5026, 6566, 7180, 9380, 10052, 12565, 13132, 16415, 17591, 24053, 25130, 32830, 35182, 48106, 50260, 65660, 70364, 87955, 96212, 120265, 168371, 175910, 240530, 336742, 351820, 481060, 673484, 841855, 1178597, 1683710, 2357194, 3367420, 4714388, 5892985, 11785970, 23571940]

約数ペア:

[(1, 23571940), (2, 11785970), (4, 5892985), (5, 4714388), (7, 3367420), (10, 2357194), (14, 1683710), (20, 1178597), (28, 841855), (35, 673484), (49, 481060), (67, 351820), (70, 336742), (98, 240530), (134, 175910), (140, 168371), (196, 120265), (245, 96212), (268, 87955), (335, 70364), (359, 65660), (469, 50260), (490, 48106), (670, 35182), (718, 32830), (938, 25130), (980, 24053), (1340, 17591), (1436, 16415), (1795, 13132), (1876, 12565), (2345, 10052), (2513, 9380), (3283, 7180), (3590, 6566), (4690, 5026)]